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/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)