M1：镜生域后端闭环——灵胚/照心试演/启镜原子闸门/执镜关系/命台租约/魂籍签名导出/死亡冷静期（迁移 001，测试 7 用例）

backend/alembic/versions/001_镜生域_灵胚_执镜关系_命台_魂籍表与人物增量列.py

@@ -0,0 +1,108 @@
+"""镜生域：灵胚、执镜关系、命台、魂籍表与人物增量列
+
+Revision ID: 001
+Revises: 000
+Create Date: 2026-08-21 22:23:35.864890
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '001'
+down_revision: Union[str, Sequence[str], None] = '000'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('embryo_drafts',
+    sa.Column('id', sa.String(length=80), nullable=False),
+    sa.Column('owner_scope', sa.String(length=80), nullable=False),
+    sa.Column('status', sa.String(length=40), nullable=False),
+    sa.Column('source', sa.String(length=40), nullable=False),
+    sa.Column('name', sa.String(length=120), nullable=False),
+    sa.Column('description', sa.Text(), nullable=True),
+    sa.Column('identity_baseline_json', sa.Text(), nullable=False),
+    sa.Column('rehearsals_json', sa.Text(), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=False),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_embryo_drafts_owner_scope'), 'embryo_drafts', ['owner_scope'], unique=False)
+    op.create_index(op.f('ix_embryo_drafts_status'), 'embryo_drafts', ['status'], unique=False)
+    op.create_table('custodianships',
+    sa.Column('id', sa.String(length=80), nullable=False),
+    sa.Column('character_id', sa.String(length=80), nullable=False),
+    sa.Column('custodian_scope', sa.String(length=80), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False),
+    sa.ForeignKeyConstraint(['character_id'], ['characters.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_custodianships_character_id'), 'custodianships', ['character_id'], unique=True)
+    op.create_index(op.f('ix_custodianships_custodian_scope'), 'custodianships', ['custodian_scope'], unique=False)
+    op.create_table('identity_records',
+    sa.Column('id', sa.String(length=80), nullable=False),
+    sa.Column('character_id', sa.String(length=80), nullable=False),
+    sa.Column('version', sa.Integer(), nullable=False),
+    sa.Column('payload_json', sa.Text(), nullable=False),
+    sa.Column('digest', sa.String(length=64), nullable=False),
+    sa.Column('signature', sa.String(length=128), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False),
+    sa.ForeignKeyConstraint(['character_id'], ['characters.id'], ),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('character_id', 'version', name='uq_identity_char_version')
+    )
+    op.create_index(op.f('ix_identity_records_character_id'), 'identity_records', ['character_id'], unique=False)
+    op.create_table('runtime_seats',
+    sa.Column('id', sa.String(length=80), nullable=False),
+    sa.Column('character_id', sa.String(length=80), nullable=False),
+    sa.Column('epoch', sa.Integer(), nullable=False),
+    sa.Column('holder', sa.String(length=120), nullable=True),
+    sa.Column('lease_expires_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), nullable=False),
+    sa.ForeignKeyConstraint(['character_id'], ['characters.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_runtime_seats_character_id'), 'runtime_seats', ['character_id'], unique=True)
+    op.add_column('characters', sa.Column('source', sa.String(length=40), server_default='original', nullable=False))
+    op.add_column('characters', sa.Column('identity_baseline_json', sa.Text(), server_default='{}', nullable=False))
+    op.add_column('characters', sa.Column('death_requested_at', sa.DateTime(timezone=True), nullable=True))
+    op.add_column('characters', sa.Column('calm_period_until', sa.DateTime(timezone=True), nullable=True))
+    op.add_column('characters', sa.Column('died_at', sa.DateTime(timezone=True), nullable=True))
+    op.create_index(op.f('ix_characters_source'), 'characters', ['source'], unique=False)
+    op.add_column('runs', sa.Column('kind', sa.String(length=40), server_default='foreground', nullable=False))
+    # SQLite 不支持 ALTER COLUMN，用 batch 模式跨方言改 runs.character_id 可空（试演 Run 无人物）
+    with op.batch_alter_table('runs') as batch_op:
+        batch_op.alter_column('character_id', existing_type=sa.String(length=80), nullable=True)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('runs') as batch_op:
+        batch_op.alter_column('character_id', existing_type=sa.String(length=80), nullable=False)
+    op.drop_column('runs', 'kind')
+    op.drop_index(op.f('ix_characters_source'), table_name='characters')
+    op.drop_column('characters', 'died_at')
+    op.drop_column('characters', 'calm_period_until')
+    op.drop_column('characters', 'death_requested_at')
+    op.drop_column('characters', 'identity_baseline_json')
+    op.drop_column('characters', 'source')
+    op.drop_index(op.f('ix_runtime_seats_character_id'), table_name='runtime_seats')
+    op.drop_table('runtime_seats')
+    op.drop_index(op.f('ix_identity_records_character_id'), table_name='identity_records')
+    op.drop_table('identity_records')
+    op.drop_index(op.f('ix_custodianships_custodian_scope'), table_name='custodianships')
+    op.drop_index(op.f('ix_custodianships_character_id'), table_name='custodianships')
+    op.drop_table('custodianships')
+    op.drop_index(op.f('ix_embryo_drafts_status'), table_name='embryo_drafts')
+    op.drop_index(op.f('ix_embryo_drafts_owner_scope'), table_name='embryo_drafts')
+    op.drop_table('embryo_drafts')
+    # ### end Alembic commands ###

backend/app/api/router.py

@@ -17,6 +17,8 @@ from app.api.v1.endpoints import (
     goals,
     health,
     imports,
+    embryo_drafts,
+    jingsheng_characters,
     kernel_runs,
     lorebooks,
     mcp,
@@ -40,6 +42,8 @@ api_router.include_router(character_import.router)
 api_router.include_router(chat.router)
 api_router.include_router(runs.router)
 api_router.include_router(kernel_runs.router)
+api_router.include_router(embryo_drafts.router)
+api_router.include_router(jingsheng_characters.router)
 api_router.include_router(memory.router)
 api_router.include_router(lorebooks.router)
 api_router.include_router(personality.router)

backend/app/api/v1/endpoints/embryo_drafts.py

@@ -0,0 +1,141 @@
+"""灵胚 API（镜生域，rewrite/1.0 M1）。对应 api-contracts.md §3.2。"""
+
+from __future__ import annotations
+
+import json
+
+from fastapi import APIRouter, Depends, Request
+from pydantic import BaseModel, Field
+
+from app.api.v1.deps import get_current_user
+from app.domains import jingsheng
+from app.kernel import Kernel
+from app.schemas.auth import CurrentUser
+
+router = APIRouter(prefix="/embryo-drafts", tags=["jingsheng"])
+
+
+class EmbryoCreate(BaseModel):
+    source: str = Field(default="original", description="original/adopted/imported/serendipity")
+    name: str = Field(min_length=1, max_length=120)
+    description: str | None = Field(default=None, max_length=8000)
+    identity_baseline: dict = Field(default_factory=dict, description="道体锚点草稿")
+
+
+class EmbryoPatch(BaseModel):
+    name: str | None = Field(default=None, min_length=1, max_length=120)
+    description: str | None = Field(default=None, max_length=8000)
+    identity_baseline: dict | None = None
+
+
+class RehearseRequest(BaseModel):
+    prompt: str = Field(min_length=1, max_length=8000)
+
+
+def _embryo_view(embryo) -> dict:  # noqa: ANN001 — ORM 行
+    return {
+        "id": embryo.id,
+        "status": embryo.status,
+        "source": embryo.source,
+        "name": embryo.name,
+        "description": embryo.description,
+        "identity_baseline": json.loads(embryo.identity_baseline_json or "{}"),
+        "rehearsals": json.loads(embryo.rehearsals_json or "[]"),
+        "created_at": embryo.created_at.isoformat(),
+        "updated_at": embryo.updated_at.isoformat(),
+    }
+
+
+@router.get("")
+async def list_embryo_drafts(user: CurrentUser = Depends(get_current_user)) -> list[dict]:
+    return [_embryo_view(e) for e in await jingsheng.list_embryos(user.owner_scope)]
+
+
+@router.post("", status_code=201)
+async def create_embryo_draft(
+    payload: EmbryoCreate, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    embryo = await jingsheng.create_embryo(
+        owner_scope=user.owner_scope,
+        source=payload.source,
+        name=payload.name,
+        description=payload.description,
+        identity_baseline=payload.identity_baseline,
+    )
+    return _embryo_view(embryo)
+
+
+@router.get("/{embryo_id}")
+async def get_embryo_draft(
+    embryo_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    return _embryo_view(await jingsheng.get_embryo(embryo_id, user.owner_scope))
+
+
+@router.patch("/{embryo_id}")
+async def patch_embryo_draft(
+    embryo_id: str, payload: EmbryoPatch, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    embryo = await jingsheng.patch_embryo(
+        embryo_id,
+        user.owner_scope,
+        name=payload.name,
+        description=payload.description,
+        identity_baseline=payload.identity_baseline,
+    )
+    return _embryo_view(embryo)
+
+
+@router.post("/{embryo_id}/rehearse")
+async def rehearse_embryo(
+    embryo_id: str,
+    payload: RehearseRequest,
+    request: Request,
+    user: CurrentUser = Depends(get_current_user),
+) -> dict:
+    """照心试演：幻境 Run，不产生人物经历；事件流经 /runs/{run_id}/stream。"""
+    embryo = await jingsheng.get_embryo(embryo_id, user.owner_scope)
+    if embryo.status == "activated":
+        from app.core.errors import AppError
+
+        raise AppError("HJ-1103", "灵胚已启镜，无需再试演。", status_code=409)
+    kernel: Kernel | None = getattr(request.app.state, "kernel", None)
+    if kernel is None:
+        from app.core.errors import AppError
+
+        raise AppError("service_unavailable", "Kernel 运行时未就绪。", status_code=503)
+
+    baseline = json.loads(embryo.identity_baseline_json or "{}")
+    system_contract = (
+        f"你是一位尚未降生的灵胚「{embryo.name}」，正在幻境中试演。"
+        f"身份锚点：{json.dumps(baseline, ensure_ascii=False)}"
+    )
+    run = await kernel.start_rehearsal_run(
+        embryo_id=embryo_id, prompt=payload.prompt, system_contract=system_contract
+    )
+    await jingsheng.record_rehearsal(
+        embryo_id, user.owner_scope, run_id=run.id, prompt=payload.prompt
+    )
+    return {"run_id": run.id, "kind": "rehearsal"}
+
+
+@router.post("/{embryo_id}/activate")
+async def activate_embryo_draft(
+    embryo_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    """启镜：签发正式人物 ID、魂籍、执镜关系与命台。"""
+    character = await jingsheng.activate_embryo(embryo_id, user.owner_scope)
+    return {
+        "character_id": character.id,
+        "name": character.name,
+        "status": character.status,
+        "source": character.source,
+        "identity_record_version": 1,
+    }
+
+
+@router.post("/{embryo_id}/abandon", status_code=204)
+async def abandon_embryo_draft(
+    embryo_id: str, user: CurrentUser = Depends(get_current_user)
+) -> None:
+    await jingsheng.abandon_embryo(embryo_id, user.owner_scope)

backend/app/api/v1/endpoints/jingsheng_characters.py

@@ -0,0 +1,220 @@
+"""镜生域人物端点：魂籍导出与校验、死亡请求/撤销/落定、命台租约（api-contracts.md §3.2）。"""
+
+from __future__ import annotations
+
+import json
+
+from fastapi import APIRouter, Depends
+from pydantic import BaseModel, Field
+from sqlalchemy import select
+
+from app.api.v1.deps import get_current_user
+from app.core.config import settings
+from app.core.errors import AppError
+from app.db.session import AsyncSessionLocal
+from app.domains import jingsheng
+from app.domains.jingsheng.identity import IdentityVerificationError, verify_identity_record
+from app.domains.jingsheng.seat import SeatConflict, acquire_lease, emit_seat_event, release_lease
+from app.models.character import Character
+from app.models.jingsheng import IdentityRecord
+from app.schemas.auth import CurrentUser
+
+router = APIRouter(prefix="/characters", tags=["jingsheng"])
+
+
+class DeathFinalizeRequest(BaseModel):
+    confirm_phrase: str = Field(description="须填入人物名以强确认")
+
+
+class SeatLeaseRequest(BaseModel):
+    holder: str = Field(min_length=1, max_length=120, description="租约持有者标识（设备/实例）")
+
+
+async def _owned_character(character_id: str, owner_scope: str) -> Character:
+    async with AsyncSessionLocal() as session:
+        character = await session.get(Character, character_id)
+    if character is None or character.owner_scope != owner_scope:
+        raise AppError("not_found", "人物不存在。")
+    return character
+
+
+# ── 魂籍 ──────────────────────────────────────────────
+
+
+@router.get("/{character_id}/identity-records")
+async def list_identity_records(
+    character_id: str, user: CurrentUser = Depends(get_current_user)
+) -> list[dict]:
+    await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        result = await session.execute(
+            select(IdentityRecord)
+            .where(IdentityRecord.character_id == character_id)
+            .order_by(IdentityRecord.version.desc())
+        )
+        records = result.scalars().all()
+    return [
+        {
+            "id": r.id,
+            "version": r.version,
+            "digest": r.digest,
+            "created_at": r.created_at.isoformat(),
+        }
+        for r in records
+    ]
+
+
+@router.get("/{character_id}/identity-records/{record_id}")
+async def get_identity_record(
+    character_id: str, record_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        record = await session.get(IdentityRecord, record_id)
+    if record is None or record.character_id != character_id:
+        raise AppError("not_found", "魂籍记录不存在。")
+    return {
+        "id": record.id,
+        "version": record.version,
+        "digest": record.digest,
+        "payload": json.loads(record.payload_json),
+        "created_at": record.created_at.isoformat(),
+    }
+
+
+@router.post("/{character_id}/identity-records")
+async def export_identity_record(
+    character_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    """导出新版本魂籍：身份/数据/运行状态三段分离。"""
+    character = await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        latest = await session.scalar(
+            select(IdentityRecord.version)
+            .where(IdentityRecord.character_id == character_id)
+            .order_by(IdentityRecord.version.desc())
+            .limit(1)
+        )
+        next_version = (latest or 0) + 1
+        record = jingsheng.build_identity_record(
+            character_id=character_id,
+            version=next_version,
+            identity={
+                "name": character.name,
+                "source": character.source,
+                "identity_baseline": json.loads(character.identity_baseline_json or "{}"),
+                "activated_at": character.activated_at.isoformat() if character.activated_at else None,
+            },
+            runtime_state={"status": character.status},
+        )
+        session.add(record)
+        await session.commit()
+        await session.refresh(record)
+    return {
+        "id": record.id,
+        "version": record.version,
+        "digest": record.digest,
+        "created_at": record.created_at.isoformat(),
+    }
+
+
+@router.post("/{character_id}/identity-records/{record_id}/verify")
+async def verify_record(
+    character_id: str, record_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        record = await session.get(IdentityRecord, record_id)
+    if record is None or record.character_id != character_id:
+        raise AppError("not_found", "魂籍记录不存在。")
+    try:
+        verify_identity_record(record)
+    except IdentityVerificationError as exc:
+        raise AppError("HJ-9000", f"魂籍校验失败：{exc.reason}", status_code=422) from exc
+    return {"valid": True, "version": record.version, "digest": record.digest}
+
+
+# ── 死亡与冷静期 ──────────────────────────────────────────────
+
+
+@router.post("/{character_id}/death-request")
+async def request_death(
+    character_id: str, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    character = await jingsheng.death_request(
+        character_id, user.owner_scope, calm_period_hours=settings.death_calm_period_hours
+    )
+    return {
+        "character_id": character.id,
+        "status": character.status,
+        "calm_period_until": character.calm_period_until.isoformat(),
+    }
+
+
+@router.post("/{character_id}/death-cancel")
+async def cancel_death(character_id: str, user: CurrentUser = Depends(get_current_user)) -> dict:
+    character = await jingsheng.death_cancel(character_id, user.owner_scope)
+    return {"character_id": character.id, "status": character.status}
+
+
+@router.post("/{character_id}/death-finalize")
+async def finalize_death(
+    character_id: str,
+    payload: DeathFinalizeRequest,
+    user: CurrentUser = Depends(get_current_user),
+) -> dict:
+    character = await _owned_character(character_id, user.owner_scope)
+    if payload.confirm_phrase != character.name:
+        raise AppError("invalid_request", "确认短语与人物名不一致，拒绝落定。")
+    deceased = await jingsheng.death_finalize(character_id, user.owner_scope)
+    return {
+        "character_id": deceased.id,
+        "status": deceased.status,
+        "died_at": deceased.died_at.isoformat() if deceased.died_at else None,
+    }
+
+
+# ── 命台租约 ──────────────────────────────────────────────
+
+
+@router.post("/{character_id}/seat/acquire")
+async def acquire_seat(
+    character_id: str, payload: SeatLeaseRequest, user: CurrentUser = Depends(get_current_user)
+) -> dict:
+    await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        try:
+            seat = await acquire_lease(
+                session,
+                character_id,
+                payload.holder,
+                ttl_seconds=settings.seat_lease_ttl_seconds,
+            )
+        except SeatConflict as exc:
+            current_holder = exc.seat.holder
+            await session.rollback()
+            # 留痕在事务回滚后发射（避免 SQLite 跨连接写锁冲突）
+            await emit_seat_event(
+                "seat.contested",
+                character_id,
+                current_holder,
+                None,
+                requester=payload.holder,
+            )
+            raise AppError("HJ-1101", f"命台被占用：{exc}", status_code=429) from exc
+        epoch, holder = seat.epoch, seat.holder
+        await session.commit()
+    await emit_seat_event("seat.acquired", character_id, holder, epoch)
+    return {"epoch": epoch, "holder": holder}
+
+
+@router.post("/{character_id}/seat/release", status_code=204)
+async def release_seat(
+    character_id: str, payload: SeatLeaseRequest, user: CurrentUser = Depends(get_current_user)
+) -> None:
+    await _owned_character(character_id, user.owner_scope)
+    async with AsyncSessionLocal() as session:
+        released = await release_lease(session, character_id, payload.holder)
+        await session.commit()
+    if released:
+        await emit_seat_event("seat.released", character_id, payload.holder, None)

backend/app/core/config/runtime_config.py

@@ -19,6 +19,11 @@ class RuntimeConfig(BaseSettings):
     shenshi_base_url: str = ""  # 神识服务地址；为空时 Kernel 使用进程内回声桩（M0 骨架）
     shenshi_service_token: str = ""  # 灵台→神识服务令牌（开发档可空）
     shenshi_timeout_seconds: float = 120.0  # 神识流式调用超时（秒）
+
+    # ==================== 镜生域（rewrite/1.0 M1） ====================
+    identity_record_secret: str = "dev-identity-secret"  # 魂籍签名密钥；正式部署必须改掉默认值
+    death_calm_period_hours: int = 72  # 死亡冷静期时长（小时），期内可撤销
+    seat_lease_ttl_seconds: int = 60  # 命台租约 TTL（秒）
     # Agent 循环最大轮数：模型每轮仍带工具调用则继续，超限截断返回（见 agent.runtime.DEFAULT_MAX_ITERATIONS）
     agent_max_iterations: int = 8
     # 单次高风险工具确认挂起超时（秒）：须小于 run_timeout_seconds，超时按拒绝处理；

backend/app/core/ids.py

@@ -115,6 +115,22 @@ def new_user_id() -> str:
     return new_id("user_")
 
 
+def new_embryo_id() -> str:
+    return new_id("embryo_")
+
+
+def new_custodianship_id() -> str:
+    return new_id("cust_")
+
+
+def new_seat_id() -> str:
+    return new_id("seat_")
+
+
+def new_identity_record_id() -> str:
+    return new_id("identity_")
+
+
 def new_role_id() -> str:
     return new_id("rl_")
 

backend/app/core/time.py

@@ -13,3 +13,8 @@ def to_iso(value: datetime | None) -> str | None:
     if value.tzinfo is None:
         value = value.replace(tzinfo=UTC)
     return value.astimezone(UTC).isoformat().replace("+00:00", "Z")
+
+
+def as_utc(value: datetime) -> datetime:
+    """SQLite 读回 naive datetime 时补 UTC；PG(timezone=True) 读回 aware 则原样返回。"""
+    return value if value.tzinfo else value.replace(tzinfo=UTC)

backend/app/domains/__init__.py

@@ -0,0 +1 @@
+"""六域领域层（rewrite/1.0）。镜生域先行，其余域随里程碑落地。"""

backend/app/domains/jingsheng/__init__.py

@@ -0,0 +1,37 @@
+"""镜生域：灵胚、启镜、执镜关系、命台、魂籍、死亡与冷静期（data-model.md §1）。"""
+
+from app.domains.jingsheng.identity import build_identity_record, verify_identity_record
+from app.domains.jingsheng.seat import SeatConflict, acquire_lease, emit_seat_event, release_lease
+from app.domains.jingsheng.service import (
+    abandon_embryo,
+    activate_embryo,
+    bind_event_store,
+    create_embryo,
+    death_cancel,
+    death_finalize,
+    death_request,
+    get_embryo,
+    list_embryos,
+    record_rehearsal,
+)
+from app.domains.jingsheng.service import patch_embryo
+
+__all__ = [
+    "SeatConflict",
+    "abandon_embryo",
+    "acquire_lease",
+    "activate_embryo",
+    "bind_event_store",
+    "build_identity_record",
+    "create_embryo",
+    "death_cancel",
+    "death_finalize",
+    "death_request",
+    "emit_seat_event",
+    "get_embryo",
+    "list_embryos",
+    "patch_embryo",
+    "record_rehearsal",
+    "release_lease",
+    "verify_identity_record",
+]

backend/app/domains/jingsheng/identity.py

@@ -0,0 +1,82 @@
+"""魂籍（portable_identity_record）：可验证、版本化的身份与状态包。
+
+完整性模型：
+- payload 规范化序列化（排序键、紧凑分隔符）后取 SHA-256 摘要；
+- 签名 = HMAC-SHA256(密钥, "{character_id}|{version}|{digest}")，绑定人物与版本；
+- 校验：重算摘要与签名比对。篡改 payload 破坏摘要；把记录复制到别的人物/版本，
+  签名不匹配——文件相同或人物 ID 相同不足以冒充原主体（data-model.md §1）。
+"""
+
+from __future__ import annotations
+
+import hashlib
+import hmac
+import json
+
+from app.core.config import settings
+from app.models.jingsheng import IdentityRecord
+
+
+def _canonical(payload: dict) -> str:
+    return json.dumps(payload, ensure_ascii=False, sort_keys=True, separators=(",", ":"))
+
+
+def _digest(payload: dict) -> str:
+    return hashlib.sha256(_canonical(payload).encode("utf-8")).hexdigest()
+
+
+def _signature(character_id: str, version: int, digest: str) -> str:
+    secret = settings.identity_record_secret
+    message = f"{character_id}|{version}|{digest}".encode("utf-8")
+    return hmac.new(secret.encode("utf-8"), message, hashlib.sha256).hexdigest()
+
+
+def build_identity_record(
+    *,
+    character_id: str,
+    version: int,
+    identity: dict,
+    runtime_state: dict,
+    data_state: dict | None = None,
+) -> IdentityRecord:
+    """构建一条魂籍版本记录（调用方负责落库）。"""
+    payload = {
+        "spec": "hunjing.portable_identity_record.v1",
+        "character_id": character_id,
+        "version": version,
+        "identity": identity,
+        "data_state": data_state or {"note": "数据状态由各域自报（M1 占位）"},
+        "runtime_state": runtime_state,
+    }
+    digest = _digest(payload)
+    return IdentityRecord(
+        character_id=character_id,
+        version=version,
+        payload_json=json.dumps(payload, ensure_ascii=False),
+        digest=digest,
+        signature=_signature(character_id, version, digest),
+    )
+
+
+class IdentityVerificationError(Exception):
+    """校验失败：摘要或签名不匹配。"""
+
+    def __init__(self, reason: str) -> None:
+        super().__init__(reason)
+        self.reason = reason
+
+
+def verify_identity_record(record: IdentityRecord) -> dict:
+    """校验魂籍记录，返回规范化 payload；失败抛 IdentityVerificationError。"""
+    try:
+        payload = json.loads(record.payload_json)
+    except json.JSONDecodeError as exc:
+        raise IdentityVerificationError("payload 无法解析") from exc
+    if _digest(payload) != record.digest:
+        raise IdentityVerificationError("摘要不匹配（payload 已被篡改）")
+    expected = _signature(record.character_id, record.version, record.digest)
+    if not hmac.compare_digest(expected, record.signature):
+        raise IdentityVerificationError("签名不匹配（非本平台签发或被移植冒用）")
+    if payload.get("character_id") != record.character_id or payload.get("version") != record.version:
+        raise IdentityVerificationError("payload 声明的身份与记录不符")
+    return payload

backend/app/domains/jingsheng/seat.py

@@ -0,0 +1,94 @@
+"""命台租约（authoritative_runtime_seat）：同一人物唯一权威运行位置。
+
+- 活跃租约（未过期、非本人）存在时，其他持有者获取被拒（SeatConflict）；
+- 租约过期可接管，epoch 递增（旧持有者写入按 epoch 失效——M2 运行时接入）；
+- 事件（seat.acquired / released / contested）由 API 层在事务提交后发射，
+  避免事务内跨连接写冲突；M1 为 API 级租约，Kernel 前台串行仍为进程内锁，多进程一致在 M2 收口。
+"""
+
+from __future__ import annotations
+
+from datetime import timedelta
+
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.time import as_utc, utc_now
+from app.models.jingsheng import RuntimeSeat
+
+
+class SeatConflict(Exception):
+    """命台被其他持有者占用（HJ-1101 语义）；调用方须留痕 seat.contested。"""
+
+    def __init__(self, seat: RuntimeSeat) -> None:
+        super().__init__(f"命台被 {seat.holder} 占用至 {seat.lease_expires_at}")
+        self.seat = seat
+
+
+async def acquire_lease(
+    session: AsyncSession, character_id: str, holder: str, ttl_seconds: int = 60
+) -> RuntimeSeat:
+    """获取或续期命台租约；冲突抛 SeatConflict（不在此发事件，避免事务内跨连接写）。"""
+    seat = await session.scalar(select(RuntimeSeat).where(RuntimeSeat.character_id == character_id))
+    if seat is None:
+        seat = RuntimeSeat(character_id=character_id, epoch=0)
+        session.add(seat)
+    now = utc_now()
+    if (
+        seat.holder is not None
+        and seat.holder != holder
+        and seat.lease_expires_at is not None
+        and as_utc(seat.lease_expires_at) > now
+    ):
+        raise SeatConflict(seat)
+    # 仅"从其他持有者手中接管"递增 epoch；无人持有时首次获取沿用当前纪元
+    takeover = seat.holder is not None and seat.holder != holder
+    seat.holder = holder
+    seat.lease_expires_at = now + timedelta(seconds=ttl_seconds)
+    if takeover:
+        seat.epoch += 1
+    await session.flush()
+    return seat
+
+
+async def release_lease(session: AsyncSession, character_id: str, holder: str) -> bool:
+    """释放租约；返回是否实际释放（holder 不匹配时无操作）。"""
+    seat = await session.scalar(select(RuntimeSeat).where(RuntimeSeat.character_id == character_id))
+    if seat is None or seat.holder != holder:
+        return False
+    seat.holder = None
+    seat.lease_expires_at = None
+    await session.flush()
+    return True
+
+
+async def emit_seat_event(
+    event_type: str,
+    character_id: str,
+    holder: str | None,
+    epoch: int | None,
+    *,
+    requester: str | None = None,
+) -> None:
+    """事务外发射命台事件（一炁，visibility=internal）。"""
+    from app.modules.runtime.events import Event
+    from app.services.event_store import DbEventStore
+
+    from app.domains.jingsheng import service as jingsheng_service
+
+    store: DbEventStore | None = jingsheng_service._event_store  # noqa: SLF001
+    if store is None:
+        return
+    payload: dict = {"holder": holder, "epoch": epoch}
+    if requester is not None:
+        payload["requester"] = requester
+    await store.append(
+        Event(
+            type=event_type,
+            source="jingsheng",
+            payload=payload,
+            visibility="internal",
+            run_id=None,
+            character_id=character_id,
+        )
+    )

backend/app/domains/jingsheng/service.py

@@ -0,0 +1,318 @@
+"""镜生域服务：灵胚生命周期、启镜事务、死亡请求与冷静期。"""
+
+from __future__ import annotations
+
+import json
+from datetime import datetime, UTC
+
+from sqlalchemy import select, update
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.errors import AppError
+from app.core.time import as_utc, utc_now
+from app.db.session import AsyncSessionLocal
+from app.domains.jingsheng.identity import build_identity_record
+from app.models.character import Character
+from app.models.jingsheng import Custodianship, EmbryoDraft, IdentityRecord, RuntimeSeat
+from app.services.event_store import DbEventStore
+
+# 事件由服务层经一炁落库（DbEventStore 由调用方注入；默认取进程级装配）
+_event_store: DbEventStore | None = None
+
+
+def bind_event_store(store: DbEventStore) -> None:
+    """lifespan 装配时注入事件存储。"""
+    global _event_store
+    _event_store = store
+
+
+async def _emit(
+    event_type: str,
+    *,
+    character_id: str | None,
+    owner_scope: str,
+    payload: dict,
+    visibility: str = "public",
+) -> None:
+    from app.modules.runtime.events import Event
+
+    if _event_store is None:
+        return
+    await _event_store.append(
+        Event(
+            type=event_type,
+            source="jingsheng",
+            payload=payload,
+            visibility=visibility,  # type: ignore[arg-type]
+            run_id=None,
+            character_id=character_id,
+        )
+    )
+
+
+def _owned(embryo: EmbryoDraft, owner_scope: str) -> EmbryoDraft:
+    if embryo.owner_scope != owner_scope:
+        raise AppError("not_found", "灵胚不存在。")
+    return embryo
+
+
+async def list_embryos(owner_scope: str) -> list[EmbryoDraft]:
+    async with AsyncSessionLocal() as session:
+        result = await session.execute(
+            select(EmbryoDraft)
+            .where(EmbryoDraft.owner_scope == owner_scope, EmbryoDraft.status != "abandoned")
+            .order_by(EmbryoDraft.created_at.desc())
+        )
+        return list(result.scalars().all())
+
+
+async def create_embryo(
+    *,
+    owner_scope: str,
+    source: str,
+    name: str,
+    description: str | None = None,
+    identity_baseline: dict | None = None,
+) -> EmbryoDraft:
+    if source not in ("original", "adopted", "imported", "serendipity"):
+        raise AppError("invalid_request", "灵胚来源取值不合法。")
+    embryo = EmbryoDraft(
+        owner_scope=owner_scope,
+        source=source,
+        name=name,
+        description=description,
+        identity_baseline_json=json.dumps(identity_baseline or {}, ensure_ascii=False),
+    )
+    async with AsyncSessionLocal() as session:
+        session.add(embryo)
+        await session.commit()
+        await session.refresh(embryo)
+    await _emit(
+        "embryo.created",
+        character_id=None,
+        owner_scope=owner_scope,
+        payload={"embryo_id": embryo.id, "source": source},
+    )
+    return embryo
+
+
+async def get_embryo(embryo_id: str, owner_scope: str) -> EmbryoDraft:
+    async with AsyncSessionLocal() as session:
+        embryo = await session.get(EmbryoDraft, embryo_id)
+    if embryo is None or embryo.status == "abandoned":
+        raise AppError("not_found", "灵胚不存在。")
+    return _owned(embryo, owner_scope)
+
+
+async def patch_embryo(
+    embryo_id: str,
+    owner_scope: str,
+    *,
+    name: str | None = None,
+    description: str | None = None,
+    identity_baseline: dict | None = None,
+) -> EmbryoDraft:
+    async with AsyncSessionLocal() as session:
+        embryo = await session.get(EmbryoDraft, embryo_id)
+        if embryo is None or embryo.status == "abandoned":
+            raise AppError("not_found", "灵胚不存在。")
+        _owned(embryo, owner_scope)
+        if embryo.status == "activated":
+            raise AppError(
+                "HJ-1103", "灵胚已启镜，草稿不可再编辑。", status_code=409
+            )
+        if name is not None:
+            embryo.name = name
+        if description is not None:
+            embryo.description = description
+        if identity_baseline is not None:
+            embryo.identity_baseline_json = json.dumps(identity_baseline, ensure_ascii=False)
+        await session.commit()
+        await session.refresh(embryo)
+    return embryo
+
+
+async def record_rehearsal(embryo_id: str, owner_scope: str, *, run_id: str, prompt: str) -> None:
+    """照心试演引用落灵胚（内容在事件日志，不构成人物经历）。"""
+    async with AsyncSessionLocal() as session:
+        embryo = await session.get(EmbryoDraft, embryo_id)
+        if embryo is None or embryo.status == "abandoned":
+            raise AppError("not_found", "灵胚不存在。")
+        _owned(embryo, owner_scope)
+        rehearsals = json.loads(embryo.rehearsals_json)
+        rehearsals.append({"run_id": run_id, "prompt": prompt, "performed_at": utc_now().isoformat()})
+        embryo.rehearsals_json = json.dumps(rehearsals, ensure_ascii=False)
+        if embryo.status == "drafting":
+            embryo.status = "previewing"
+        await session.commit()
+
+
+async def abandon_embryo(embryo_id: str, owner_scope: str) -> None:
+    async with AsyncSessionLocal() as session:
+        embryo = await session.get(EmbryoDraft, embryo_id)
+        if embryo is None:
+            raise AppError("not_found", "灵胚不存在。")
+        _owned(embryo, owner_scope)
+        if embryo.status == "activated":
+            raise AppError("HJ-1103", "灵胚已启镜，不能放弃；请走人物死亡流程。", status_code=409)
+        embryo.status = "abandoned"
+        await session.commit()
+    await _emit(
+        "embryo.abandoned",
+        character_id=None,
+        owner_scope=owner_scope,
+        payload={"embryo_id": embryo_id},
+    )
+
+
+async def activate_embryo(embryo_id: str, owner_scope: str) -> Character:
+    """启镜：单事务内签发人物、执镜关系、命台与魂籍 v1。
+
+    并发防护：以 ``UPDATE embryo_drafts SET status='confirming' WHERE status IN (可启镜态)``
+    的原子行数作为闸门——第二个并发启镜拿不到闸门即 409，不产生第二个人物。
+    """
+    async with AsyncSessionLocal() as session:
+        embryo = await session.get(EmbryoDraft, embryo_id)
+        if embryo is None or embryo.status == "abandoned":
+            raise AppError("not_found", "灵胚不存在。")
+        _owned(embryo, owner_scope)
+
+        gate = await session.execute(
+            update(EmbryoDraft)
+            .where(EmbryoDraft.id == embryo_id, EmbryoDraft.status.in_(("drafting", "previewing", "confirming")))
+            .values(status="confirming")
+        )
+        if gate.rowcount != 1:
+            raise AppError(
+                "HJ-1103", "灵胚当前状态不允许启镜（可能已被并发启镜）。", status_code=409
+            )
+
+        baseline = json.loads(embryo.identity_baseline_json or "{}")
+        character = Character(
+            name=embryo.name,
+            owner_scope=owner_scope,
+            status="active",
+            source=embryo.source,
+            identity_baseline_json=embryo.identity_baseline_json,
+            profile_json=json.dumps({"description": embryo.description or ""}, ensure_ascii=False),
+            activated_at=utc_now(),
+        )
+        session.add(character)
+        await session.flush()  # 取 character.id（commit 后属性过期，异步下不可再访问）
+        character_id = character.id
+
+        session.add(Custodianship(character_id=character.id, custodian_scope=owner_scope))
+        session.add(RuntimeSeat(character_id=character.id, epoch=1))
+
+        record = build_identity_record(
+            character_id=character.id,
+            version=1,
+            identity={
+                "name": character.name,
+                "source": character.source,
+                "identity_baseline": baseline,
+                "activated_at": character.activated_at.isoformat(),
+            },
+            runtime_state={"status": "active", "seat_epoch": 1},
+        )
+        session.add(record)
+        await session.flush()  # 取魂籍 ID
+        record_id = record.id
+        source = embryo.source
+        embryo.status = "activated"
+        await session.commit()
+
+    await _emit(
+        "character.activated",
+        character_id=character_id,
+        owner_scope=owner_scope,
+        payload={"embryo_id": embryo_id, "source": source, "identity_record": record_id},
+    )
+    async with AsyncSessionLocal() as session:
+        created = await session.get(Character, character_id)
+        assert created is not None
+        return created
+
+
+async def death_request(
+    character_id: str, owner_scope: str, *, calm_period_hours: int
+) -> Character:
+    """死亡请求：进入冷静期（death_pending），可撤销；冷静期内人物默认静修。"""
+    async with AsyncSessionLocal() as session:
+        character = await _owned_character(session, character_id, owner_scope)
+        if character.status == "deceased":
+            raise AppError("HJ-1103", "人物已死亡。", status_code=409)
+        now = utc_now()
+        character.status = "death_pending"
+        character.death_requested_at = now
+        character.calm_period_until = datetime.fromtimestamp(
+            now.timestamp() + calm_period_hours * 3600, tz=UTC
+        )
+        await session.commit()
+        await session.refresh(character)
+    await _emit(
+        "character.death_requested",
+        character_id=character_id,
+        owner_scope=owner_scope,
+        payload={"calm_period_until": character.calm_period_until.isoformat()},
+    )
+    return character
+
+
+async def death_cancel(character_id: str, owner_scope: str) -> Character:
+    """冷静期撤销：恢复 active。人物不得阻挠撤销（宪章）。"""
+    async with AsyncSessionLocal() as session:
+        character = await _owned_character(session, character_id, owner_scope)
+        if character.status != "death_pending":
+            raise AppError("HJ-1103", "人物不在死亡冷静期。", status_code=409)
+        character.status = "active"
+        character.death_requested_at = None
+        character.calm_period_until = None
+        await session.commit()
+        await session.refresh(character)
+    await _emit(
+        "character.death_cancelled",
+        character_id=character_id,
+        owner_scope=owner_scope,
+        payload={},
+    )
+    return character
+
+
+async def death_finalize(character_id: str, owner_scope: str) -> Character:
+    """死亡落定：身份时间线闭合（deceased），数据保留——数据清除是独立操作。"""
+    async with AsyncSessionLocal() as session:
+        character = await _owned_character(session, character_id, owner_scope)
+        if character.status != "death_pending":
+            raise AppError("HJ-1103", "人物不在死亡冷静期。", status_code=409)
+        assert character.calm_period_until is not None
+        if utc_now() < as_utc(character.calm_period_until):
+            raise AppError(
+                "HJ-1103",
+                f"冷静期未满（至 {character.calm_period_until.isoformat()}），不能落定死亡。",
+                status_code=422,
+            )
+        character.status = "deceased"
+        character.died_at = utc_now()
+        seat = await session.scalar(select(RuntimeSeat).where(RuntimeSeat.character_id == character_id))
+        if seat is not None:
+            seat.holder = None
+            seat.lease_expires_at = None
+        await session.commit()
+        await session.refresh(character)
+    await _emit(
+        "character.deceased",
+        character_id=character_id,
+        owner_scope=owner_scope,
+        payload={"died_at": character.died_at.isoformat() if character.died_at else None},
+    )
+    return character
+
+
+async def _owned_character(
+    session: AsyncSession, character_id: str, owner_scope: str
+) -> Character:
+    character = await session.get(Character, character_id)
+    if character is None or character.owner_scope != owner_scope:
+        raise AppError("not_found", "人物不存在。")
+    return character

backend/app/main.py

@@ -98,6 +98,11 @@ async def lifespan(_app: FastAPI) -> AsyncGenerator[None, None]:
         timeout_seconds=float(settings.run_timeout_seconds),
     )
 
+    # 镜生域事件写入绑定一炁（灵胚/启镜/命台/死亡事件落 events 表）
+    from app.domains.jingsheng import bind_event_store
+
+    bind_event_store(_app.state.event_store)
+
     # ── MCP 进程管理器（stdio 子进程生命周期管理） ──────────────
     from app.integrations.mcp.process_manager import (
         ProcessManager,

backend/app/models/__init__.py

@@ -16,6 +16,7 @@ from app.models.governance import (
 )
 from app.models.idempotency import IdempotencyKey
 from app.models.imports import CharacterImportJob, ImportItem
+from app.models.jingsheng import Custodianship, EmbryoDraft, IdentityRecord, RuntimeSeat
 from app.models.lorebook import Lorebook, LorebookEntry
 from app.models.mcp_servers import McpServer
 from app.models.memory import Memory, MemoryLink

backend/app/models/character.py

@@ -41,3 +41,13 @@ class Character(Base):
     )
     activated_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
     archived_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    # ── rewrite/1.0 镜生域增量列（data-model.md §1）：来源、道体锚点、死亡与冷静期 ──
+    source: Mapped[str] = mapped_column(
+        String(40), nullable=False, default="original", server_default="original", index=True
+    )
+    identity_baseline_json: Mapped[str] = mapped_column(
+        Text, nullable=False, default="{}", server_default="{}"
+    )
+    death_requested_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    calm_period_until: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    died_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))

backend/app/models/jingsheng.py

@@ -0,0 +1,84 @@
+"""镜生域模型：灵胚、执镜关系、命台、魂籍（data-model.md §1）。
+
+- 灵胚只有预备身份，启镜（activate）才产生正式人物与执镜关系；
+- 命台人物粒度唯一（UNIQUE(character_id)），租约到期可被接管，epoch 递增；
+- 魂籍版本不可变（UNIQUE(character_id, version)），签名绑定人物与版本。
+"""
+
+from datetime import datetime
+
+from sqlalchemy import DateTime, ForeignKey, Integer, String, Text, UniqueConstraint
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.core.ids import new_custodianship_id, new_embryo_id, new_identity_record_id, new_seat_id
+from app.core.time import utc_now
+from app.db.base import Base
+
+
+class EmbryoDraft(Base):
+    """灵胚：启镜前的可审阅草稿。放弃灵胚是删除草稿，不是人物死亡。"""
+
+    __tablename__ = "embryo_drafts"
+
+    id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_embryo_id)
+    owner_scope: Mapped[str] = mapped_column(String(80), nullable=False, index=True)
+    # drafting / previewing / confirming / activated / abandoned
+    status: Mapped[str] = mapped_column(String(40), nullable=False, default="drafting", index=True)
+    # original / adopted / imported / serendipity
+    source: Mapped[str] = mapped_column(String(40), nullable=False, default="original")
+    name: Mapped[str] = mapped_column(String(120), nullable=False)
+    description: Mapped[str | None] = mapped_column(Text)
+    identity_baseline_json: Mapped[str] = mapped_column(Text, nullable=False, default="{}")
+    # 照心试演引用：[{run_id, prompt, performed_at}]，内容在事件日志，不入正式经历
+    rehearsals_json: Mapped[str] = mapped_column(Text, nullable=False, default="[]")
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), default=utc_now, onupdate=utc_now
+    )
+
+
+class Custodianship(Base):
+    """执镜关系：治理责任（1.0 一对一），与缘契（covenants）严格分离。"""
+
+    __tablename__ = "custodianships"
+
+    id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_custodianship_id)
+    character_id: Mapped[str] = mapped_column(
+        String(80), ForeignKey("characters.id"), nullable=False, unique=True, index=True
+    )
+    custodian_scope: Mapped[str] = mapped_column(String(80), nullable=False, index=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
+
+
+class RuntimeSeat(Base):
+    """命台：人物唯一权威运行位置；holder 持有租约，过期可接管，epoch 每次获取递增。"""
+
+    __tablename__ = "runtime_seats"
+
+    id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_seat_id)
+    character_id: Mapped[str] = mapped_column(
+        String(80), ForeignKey("characters.id"), nullable=False, unique=True, index=True
+    )
+    epoch: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
+    holder: Mapped[str | None] = mapped_column(String(120))
+    lease_expires_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), default=utc_now, onupdate=utc_now
+    )
+
+
+class IdentityRecord(Base):
+    """魂籍：可验证、版本化的身份与状态包。版本不可变；复制不能凭相同 ID 冒充原人物。"""
+
+    __tablename__ = "identity_records"
+    __table_args__ = (UniqueConstraint("character_id", "version", name="uq_identity_char_version"),)
+
+    id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_identity_record_id)
+    character_id: Mapped[str] = mapped_column(
+        String(80), ForeignKey("characters.id"), nullable=False, index=True
+    )
+    version: Mapped[int] = mapped_column(Integer, nullable=False)
+    payload_json: Mapped[str] = mapped_column(Text, nullable=False)
+    digest: Mapped[str] = mapped_column(String(64), nullable=False)
+    signature: Mapped[str] = mapped_column(String(128), nullable=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)

backend/app/models/runtime.py

@@ -14,11 +14,18 @@ class Run(Base):
     __tablename__ = "runs"
 
     id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_run_id)
-    character_id: Mapped[str] = mapped_column(String(80), ForeignKey("characters.id"), index=True)
+    # rewrite/1.0：照心试演（kind=rehearsal）无正式人物，character_id 允许为空
+    character_id: Mapped[str | None] = mapped_column(
+        String(80), ForeignKey("characters.id"), index=True, nullable=True
+    )
     session_id: Mapped[str | None] = mapped_column(
         String(80), ForeignKey("chat_sessions.id"), index=True
     )
     status: Mapped[str] = mapped_column(String(40), nullable=False, default="queued", index=True)
+    # run.kind：foreground / background_task / awakening / rehearsal（契约词典 §8.2）
+    kind: Mapped[str] = mapped_column(
+        String(40), nullable=False, default="foreground", server_default="foreground"
+    )
     goal: Mapped[str | None] = mapped_column(String(300))
     origin: Mapped[str] = mapped_column(String(40), nullable=False, default="chat")
     model_hint: Mapped[str | None] = mapped_column(String(120))

backend/app/schemas/runtime.py

@@ -66,11 +66,17 @@ class RunResponse(BaseModel):
     )
 
     id: str = Field(description="运行 ID，前缀为 run_。")
-    character_id: str = Field(description="所属人物 ID。")
-    session_id: str | None = Field(description="关联会话 ID。")
+    character_id: str | None = Field(
+        default=None, description="所属人物 ID；照心试演（kind=rehearsal）无正式人物。"
+    )
+    session_id: str | None = Field(default=None, description="关联会话 ID。")
     status: str = Field(
         description="运行状态：queued / running / completed / failed / cancelled / interrupted。"
     )
+    kind: str = Field(
+        default="foreground",
+        description="运行种类：foreground / background_task / awakening / rehearsal（契约词典 §8.2）。",
+    )
     goal: str | None = Field(description="运行目标。")
     origin: str = Field(description="运行来源，例如 chat。")
     model_hint: str | None = Field(description="本次运行使用的逻辑模型名或能力槽位。")

backend/app/services/serializers.py

@@ -187,6 +187,7 @@ def run_to_response(run: Run) -> RunResponse:
         character_id=run.character_id,
         session_id=run.session_id,
         status=run.status,
+        kind=run.kind,
         goal=run.goal,
         origin=run.origin,
         model_hint=run.model_hint,

backend/tests/test_jingsheng.py

@@ -0,0 +1,344 @@
+"""镜生域 M1 测试。
+
+对应 rewrite-plan M1 验收：
+- 启镜前无正式人物 ID（灵胚/试演阶段零 character 行、零 character.activated 事件）；
+- 并发启镜只有一个赢家（原子闸门 409）；命台租约冲突被拒且留痕（seat.contested）；
+- 魂籍可验证、篡改与移植冒充均被拒（摘要+签名双校验）。
+"""
+
+from __future__ import annotations
+
+import asyncio
+import json
+from collections.abc import AsyncGenerator
+from datetime import timedelta
+
+import httpx
+import pytest
+from httpx import ASGITransport, AsyncClient
+
+from app.db.session import AsyncSessionLocal
+from app.domains.jingsheng import bind_event_store
+from app.kernel import Kernel, KernelEventLog
+from app.models.character import Character
+from app.models.jingsheng import Custodianship, IdentityRecord, RuntimeSeat
+from app.services.event_store import DbEventStore
+from app.shenshi_client import EchoShenshi
+
+
+@pytest.fixture
+async def jingsheng_client(
+    monkeypatch: pytest.MonkeyPatch, auth_headers: dict[str, str]
+) -> AsyncGenerator[AsyncClient, None]:
+    from app.main import app
+
+    event_store = DbEventStore(AsyncSessionLocal)
+    bind_event_store(event_store)
+    app.state.kernel = Kernel(
+        shenshi=EchoShenshi(),
+        session_factory=AsyncSessionLocal,
+        event_log=KernelEventLog(event_store),
+        timeout_seconds=10.0,
+    )
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test", headers=auth_headers) as c:
+        yield c
+    app.state.kernel = None
+
+
+async def _create_embryo(client: AsyncClient, name: str = "试灵") -> dict:
+    resp = await client.post(
+        "/api/v1/embryo-drafts",
+        json={"source": "original", "name": name, "identity_baseline": {"锚点": "温润"}},
+    )
+    assert resp.status_code == 201
+    return resp.json()
+
+
+async def _characters_count() -> int:
+    from sqlalchemy import func, select
+
+    async with AsyncSessionLocal() as session:
+        return int(await session.scalar(select(func.count(Character.id))))
+
+
+async def _events_of_type(event_type: str) -> list[dict]:
+    store = DbEventStore(AsyncSessionLocal)
+    all_events = []
+    async with AsyncSessionLocal() as session:
+        from sqlalchemy import select
+
+        from app.models.runtime import Event
+
+        rows = (
+            (await session.execute(select(Event).where(Event.type == event_type))).scalars().all()
+        )
+        all_events = [json.loads(r.payload_json) for r in rows]
+    _ = store
+    return all_events
+
+
+async def _wait_run(client: AsyncClient, run_id: str) -> str:
+    for _ in range(300):
+        resp = await client.get(f"/api/v1/runs/{run_id}")
+        status = resp.json()["status"]
+        if status in ("completed", "failed", "interrupted", "cancelled"):
+            return status
+        await asyncio.sleep(0.02)
+    raise AssertionError("Run 未到达终态")
+
+
+# ── 启镜前无正式人物 ──────────────────────────────────────────────
+
+
+async def test_embryo_and_rehearsal_create_no_character(jingsheng_client: AsyncClient) -> None:
+    before = await _characters_count()
+    embryo = await _create_embryo(jingsheng_client)
+
+    patched = await jingsheng_client.patch(
+        f"/api/v1/embryo-drafts/{embryo['id']}", json={"description": "照心共塑"}
+    )
+    assert patched.status_code == 200
+
+    rehearsed = await jingsheng_client.post(
+        f"/api/v1/embryo-drafts/{embryo['id']}/rehearse", json={"prompt": "你是谁？"}
+    )
+    assert rehearsed.status_code == 200
+    run_id = rehearsed.json()["run_id"]
+    assert await _wait_run(jingsheng_client, run_id) == "completed"
+
+    run_detail = (await jingsheng_client.get(f"/api/v1/runs/{run_id}")).json()
+    assert run_detail["kind"] == "rehearsal"
+
+    embryo_now = (await jingsheng_client.get(f"/api/v1/embryo-drafts/{embryo['id']}")).json()
+    assert embryo_now["status"] == "previewing"
+    assert embryo_now["rehearsals"][0]["run_id"] == run_id
+
+    # 验收：启镜前零人物行、零 character.activated 事件
+    assert await _characters_count() == before
+    assert await _events_of_type("character.activated") == []
+
+
+# ── 启镜与并发防护 ──────────────────────────────────────────────
+
+
+async def test_activate_issues_identity_and_guards(jingsheng_client: AsyncClient) -> None:
+    embryo = await _create_embryo(jingsheng_client, name="镜心")
+    activated = await jingsheng_client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate")
+    assert activated.status_code == 200
+    character_id = activated.json()["character_id"]
+    assert activated.json()["source"] == "original"
+
+    async with AsyncSessionLocal() as session:
+        from sqlalchemy import select
+
+        character = await session.get(Character, character_id)
+        assert character is not None and character.status == "active"
+        assert character.identity_baseline_json == json.dumps({"锚点": "温润"}, ensure_ascii=False)
+        cust = (
+            await session.execute(
+                select(Custodianship).where(Custodianship.character_id == character_id)
+            )
+        ).scalar_one()
+        assert cust.custodian_scope == character.owner_scope
+        seat = (
+            await session.execute(select(RuntimeSeat).where(RuntimeSeat.character_id == character_id))
+        ).scalar_one()
+        assert seat.epoch == 1 and seat.holder is None
+        record = (
+            await session.execute(
+                select(IdentityRecord).where(IdentityRecord.character_id == character_id)
+            )
+        ).scalar_one()
+        assert record.version == 1
+
+    events = await _events_of_type("character.activated")
+    assert any(e.get("embryo_id") == embryo["id"] for e in events)
+
+    # 二次启镜被拒
+    again = await jingsheng_client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate")
+    assert again.status_code == 409
+    assert "HJ-1103" in again.json()["error"]["code"]
+
+
+async def test_concurrent_activation_single_winner(jingsheng_client: AsyncClient) -> None:
+    embryo = await _create_embryo(jingsheng_client, name="并发灵")
+    results = await asyncio.gather(
+        jingsheng_client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate"),
+        jingsheng_client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate"),
+    )
+    statuses = sorted(r.status_code for r in results)
+    assert statuses == [200, 409]
+    winner = next(r for r in results if r.status_code == 200)
+    loser = next(r for r in results if r.status_code == 409)
+    assert winner.json()["character_id"]
+    assert "HJ-1103" in loser.json()["error"]["code"]
+
+
+# ── 魂籍：验证、篡改与冒充 ──────────────────────────────────────────────
+
+
+async def test_identity_record_verify_and_tamper(jingsheng_client: AsyncClient) -> None:
+    embryo = await _create_embryo(jingsheng_client, name="魂籍灵")
+    character_id = (
+        (await jingsheng_client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate")).json()[
+            "character_id"
+        ]
+    )
+    exported = await jingsheng_client.post(f"/api/v1/characters/{character_id}/identity-records")
+    assert exported.status_code == 200
+    record_id = exported.json()["id"]
+
+    ok = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/identity-records/{record_id}/verify"
+    )
+    assert ok.status_code == 200 and ok.json()["valid"] is True
+
+    # 篡改 payload：摘要不匹配
+    async with AsyncSessionLocal() as session:
+        record = await session.get(IdentityRecord, record_id)
+        payload = json.loads(record.payload_json)
+        payload["identity"]["name"] = "冒充者"
+        record.payload_json = json.dumps(payload, ensure_ascii=False)
+        await session.commit()
+    tampered = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/identity-records/{record_id}/verify"
+    )
+    assert tampered.status_code == 422
+
+    # 移植冒充：把整条记录复制到另一人物名下，签名不匹配
+    other = await _create_embryo(jingsheng_client, name="另一灵")
+    other_character = (
+        (await jingsheng_client.post(f"/api/v1/embryo-drafts/{other['id']}/activate")).json()[
+            "character_id"
+        ]
+    )
+    async with AsyncSessionLocal() as session:
+        original = await session.get(IdentityRecord, record_id)
+        session.add(
+            IdentityRecord(
+                character_id=other_character,
+                version=9,  # 避开另一人物已有的 v1；冒充场景本身与版本号无关
+                payload_json=original.payload_json,
+                digest=original.digest,
+                signature=original.signature,  # 原样复制——文件复制不能冒充
+            )
+        )
+        await session.commit()
+    async with AsyncSessionLocal() as session:
+        from sqlalchemy import select
+
+        forged = (
+            await session.execute(
+                select(IdentityRecord).where(
+                    IdentityRecord.character_id == other_character,
+                    IdentityRecord.version == 9,
+                )
+            )
+        ).scalar_one()
+        forged_id = forged.id
+    forged_check = await jingsheng_client.post(
+        f"/api/v1/characters/{other_character}/identity-records/{forged_id}/verify"
+    )
+    assert forged_check.status_code == 422
+
+
+# ── 命台租约：冲突留痕、过期接管 ──────────────────────────────────────────────
+
+
+async def _activated_character(client: AsyncClient, name: str) -> str:
+    embryo = await _create_embryo(client, name=name)
+    return (
+        (await client.post(f"/api/v1/embryo-drafts/{embryo['id']}/activate")).json()["character_id"]
+    )
+
+
+async def test_seat_lease_conflict_and_takeover(jingsheng_client: AsyncClient) -> None:
+    character_id = await _activated_character(jingsheng_client, "命台灵")
+
+    first = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/seat/acquire", json={"holder": "device-A"}
+    )
+    assert first.status_code == 200 and first.json()["epoch"] == 1
+
+    conflict = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/seat/acquire", json={"holder": "device-B"}
+    )
+    assert conflict.status_code == 429
+    assert conflict.json()["error"]["code"] == "HJ-1101"
+    # 验收：抢占被拒且留痕
+    async with AsyncSessionLocal() as session:
+        from sqlalchemy import select
+
+        from app.models.runtime import Event
+
+        rows = (
+            await session.execute(select(Event).where(Event.type == "seat.contested"))
+        ).scalars().all()
+        assert any(json.loads(r.payload_json).get("requester") == "device-B" for r in rows)
+
+    # 同持有者续期：不冲突
+    renew = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/seat/acquire", json={"holder": "device-A"}
+    )
+    assert renew.status_code == 200
+
+    # 租约过期后接管：epoch 递增
+    async with AsyncSessionLocal() as session:
+        seat = (
+            await session.execute(select(RuntimeSeat).where(RuntimeSeat.character_id == character_id))
+        ).scalar_one()
+        seat.lease_expires_at = seat.lease_expires_at - timedelta(seconds=9999)
+        await session.commit()
+    takeover = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/seat/acquire", json={"holder": "device-B"}
+    )
+    assert takeover.status_code == 200 and takeover.json()["epoch"] == 2
+
+
+# ── 死亡：冷静期、撤销与落定 ──────────────────────────────────────────────
+
+
+async def test_death_calm_period_flow(jingsheng_client: AsyncClient) -> None:
+    character_id = await _activated_character(jingsheng_client, "将别灵")
+
+    requested = await jingsheng_client.post(f"/api/v1/characters/{character_id}/death-request")
+    assert requested.status_code == 200
+    assert requested.json()["status"] == "death_pending"
+
+    early = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/death-finalize", json={"confirm_phrase": "将别灵"}
+    )
+    assert early.status_code == 422  # 冷静期未满
+
+    async with AsyncSessionLocal() as session:
+        character = await session.get(Character, character_id)
+        character.calm_period_until = character.calm_period_until - timedelta(hours=100)
+        await session.commit()
+    wrong_phrase = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/death-finalize", json={"confirm_phrase": "错误名"}
+    )
+    assert wrong_phrase.status_code == 400
+
+    finalized = await jingsheng_client.post(
+        f"/api/v1/characters/{character_id}/death-finalize", json={"confirm_phrase": "将别灵"}
+    )
+    assert finalized.status_code == 200
+    assert finalized.json()["status"] == "deceased"
+
+    # 死亡是身份闭合，不是数据删除：行仍在
+    async with AsyncSessionLocal() as session:
+        character = await session.get(Character, character_id)
+        assert character is not None and character.status == "deceased"
+        assert character.died_at is not None
+    events = await _events_of_type("character.deceased")
+    assert events
+
+
+async def test_death_cancel_restores_active(jingsheng_client: AsyncClient) -> None:
+    character_id = await _activated_character(jingsheng_client, "回心灵")
+    await jingsheng_client.post(f"/api/v1/characters/{character_id}/death-request")
+    cancelled = await jingsheng_client.post(f"/api/v1/characters/{character_id}/death-cancel")
+    assert cancelled.status_code == 200 and cancelled.json()["status"] == "active"
+    events = await _events_of_type("character.death_cancelled")
+    assert events