update the codebase poc ver1

workspace/sprint_1_2/CODEBASE/backend/main.py

@@ -0,0 +1,89 @@
+import logging
+import os
+from contextlib import asynccontextmanager
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.exceptions import RequestValidationError
+from starlette.exceptions import HTTPException as StarletteHTTPException
+
+from backend.api import (
+    auth_api,
+    patient_api,
+    session_api,
+    analysis_api,
+    safety_api,
+    notification_api,
+    settings_api,
+    ingestion_api,
+    telemetry_api,
+)
+from backend.routers import cloud_orchestrate, cloud_consult, agent_tools
+
+logger = logging.getLogger(__name__)
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    logger.info("Starting medical imaging AI platform API")
+    yield
+    logger.info("Shutting down medical imaging AI platform API")
+
+
+app = FastAPI(
+    title="Medical Imaging & AI Safety Platform",
+    description="Clinical diagnostic imaging platform with AI safety analysis",
+    version="0.1.0",
+    lifespan=lifespan,
+)
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=os.getenv(
+        "CORS_ORIGINS",
+        "http://localhost:3000,http://localhost:5173,http://localhost:5174,http://localhost:4173",
+    ).split(","),
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+@app.exception_handler(RequestValidationError)
+async def validation_exception_handler(request, exc):
+    from fastapi.responses import JSONResponse
+    from data.spec.schemas import ErrorResponse
+    return JSONResponse(
+        status_code=422,
+        content=ErrorResponse(detail=str(exc), code="VALIDATION_ERROR").model_dump(),
+    )
+
+
+@app.exception_handler(StarletteHTTPException)
+async def http_exception_handler(request, exc):
+    from fastapi.responses import JSONResponse
+    from data.spec.schemas import ErrorResponse
+    content = ErrorResponse(detail=exc.detail, code="HTTP_ERROR").model_dump()
+    return JSONResponse(status_code=exc.status_code, content=content)
+
+
+@app.exception_handler(NotImplementedError)
+async def not_implemented_handler(request, exc):
+    from fastapi.responses import JSONResponse
+    from data.spec.schemas import ErrorResponse
+    content = ErrorResponse(detail=str(exc), code="NOT_IMPLEMENTED").model_dump()
+    return JSONResponse(status_code=501, content=content)
+
+
+app.include_router(cloud_orchestrate.router)
+app.include_router(cloud_consult.router)
+app.include_router(agent_tools.router)
+
+app.include_router(auth_api.router)
+app.include_router(patient_api.router)
+app.include_router(session_api.router)
+app.include_router(analysis_api.router)
+app.include_router(safety_api.router)
+app.include_router(notification_api.router)
+app.include_router(settings_api.router)
+app.include_router(ingestion_api.router)
+app.include_router(telemetry_api.router)