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group_fqcd_jr/app/api/controllers/public_platform.py
T
lzf_0626 6516ccb385 feat: 第二版——接口契约对齐 docs/05,修复静默故障与数据库基线
相对第一版 46fc976 的完整变更。组员迁移对照表见 docs/20。

一、对外契约对齐 docs/05(破坏性,共 4 处,组员需按 docs/20 调整)
1) 配置发布端点改为文档规定的复数资源名:submit→validations、
   approve→reviews(需 body decision)、activate→activations、
   rollback→rollbacks;第一版这 4 个动词式路径 docs/05 从未定义过。
2) 错误码由 8 个笼统码改为 15 个具体语义码(FORBIDDEN→AGENT_PERMISSION_DENIED、
   UNAUTHORIZED→AUTHENTICATION_REQUIRED、CONFLICT→RESOURCE_VERSION_CONFLICT、
   RESOURCE_NOT_FOUND→RUN_NOT_FOUND/SESSION_NOT_FOUND 等),
   输入类错误状态码 400→422。
3) POST /api/v1/agent-runs 与 GET /api/v1/agent-runs/{run_id} 统一为
   {data, meta} 信封(data 内字段名与语义未变)。
4) 错误响应体统一为 {error:{code,message,retryable,field_errors}, meta:{trace_id}},
   不再返回 FastAPI 默认的 {"detail": ...}。

二、数据库基线与约束
新增 39 张表的基线迁移(链根)与联合唯一键纠偏(4 张表、删 8 增 4,幂等收敛);
撤下 config_release 的双人复核 CHECK(应用层已允许自审,审核节点保留,
自审如实写入 reviewer_id);记忆 active key 生成列与唯一键;
activate 开始记录 supersedes_release_id 使版本链可追溯。
docs/00 基线未修改,未重命名或删除任何表与字段。

三、修复会静默出错或无报错的缺陷
- 跑完集成测试后平台会静默失去生效配置:清理只删自己创建的版本,却没有恢复被它
  顶成 superseded 的原生效版本,且审计一并删除因而完全无痕,表现为所有工具被拒
  但没有任何报错。已修清理逻辑并加恢复。
- Worker 单轮异常导致进程退出;记忆抽取调用方的“事务已开始”异常;
  召回缓存丢失 degraded 标记;连接时区未生效导致 created_at/updated_at 差 8 小时;
  .env 与 os.getenv 密钥来源分裂导致“没有可用的已批准模型端点”。
- 记忆信号识别漏判与跨键误命中;SSE 未带 Accept 的协商行为。

四、功能补齐
记忆链路 P1/P2/P3(抽取、受控词表、召回与缓存、生命周期级联及投影事件)、
fin_* 场内交易只读 ORM 层、agent_intent_config 状态流转并在运行期真正生效、
限流(Redis 固定窗口、故障一律放行)、游标校验、trace_id 中间件、
示例业务 Agent fund_query_demo 与一键端到端验证脚本,以及审计/指纹/迁移状态工具。

五、文档与验证
新增 docs/19(业务 Agent 接入实操)、docs/20(第一版迁移指南)与 docs/evidence 证据;
docs/01/02/06/08/09/17 同步实现现状。

验证结果:ruff 通过、mypy 103 文件无错、unit+contract 447 passed、
integration 29 passed、acceptance_check --production 7 PASS、
demo_agent_e2e 9/9 PASS(含失败关闭反证)。
2026-09-10 15:55:54 +08:00

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from typing import Any
from fastapi import APIRouter, Depends, Header
from pydantic import Field
from app.api.dependencies.auth import build_request_context
from app.api.dependencies.rate_limit import enforce_rate_limit
from app.api.schemas.admin import StrictPayload
from app.api.schemas.conversations import HandoverRequest
from app.core.contracts import RequestContext
from app.service.public_platform_service import PublicPlatformService
router = APIRouter(prefix="/api/v1", tags=["public-platform"],
dependencies=[Depends(enforce_rate_limit)])
class SessionCreate(StrictPayload):
agent_type: str = Field(pattern=r"^[a-z][a-z0-9_]{1,31}$")
class Cancellation(StrictPayload):
reason: str = Field(default="user_cancelled", max_length=128)
@router.post("/conversations", status_code=201)
async def create_session(
payload: SessionCreate,
key: str | None = Header(default=None, alias="Idempotency-Key"),
context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().write("create", "", context, key, payload.model_dump())
@router.get("/conversations/{session_id}")
async def get_session(
session_id: str, context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().session(session_id, context)
@router.post("/conversations/{session_id}/closures")
async def close_session(
session_id: str, key: str | None = Header(default=None, alias="Idempotency-Key"),
context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().write("close", session_id, context, key, {})
@router.post("/agent-runs/{run_id}/cancellations", status_code=202)
async def cancel_run(
run_id: str, payload: Cancellation,
key: str | None = Header(default=None, alias="Idempotency-Key"),
context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().write("cancel", run_id, context, key, payload.model_dump())
@router.get("/handover-requests/{handover_id}")
async def get_handover(
handover_id: str, context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().handover(handover_id, context)
# 转人工申请的唯一入口:必须走 PublicPlatformService.write("handover"),
# 它在同一事务内写工单 + Outbox 事件(conversation.transfer_requested)+ 审计。
# 历史上 conversations.py 另有一份只写审计的实现,因注册顺序覆盖了本入口,
# 导致转人工的异步链路(Outbox → Worker)永不触发,已合并删除。
@router.post("/conversations/{session_id}/handover-requests", status_code=202)
async def request_handover(
session_id: str,
payload: HandoverRequest,
key: str | None = Header(default=None, alias="Idempotency-Key"),
context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().write(
"handover", session_id, context, key, payload.model_dump()
)
@router.get("/users/me/memory-profile")
async def my_memory(
context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().memory(int(context.user_id), context)
@router.get("/customers/{customer_id}/memory-profile")
async def customer_memory(
customer_id: int, context: RequestContext = Depends(build_request_context), # noqa: B008
) -> dict[str, Any]:
return await PublicPlatformService().memory(customer_id, context)