Implement FastAPI Temporal MVP pipeline

app/main.py

@@ -0,0 +1,39 @@
+"""FastAPI application entrypoint."""
+
+from contextlib import asynccontextmanager
+
+from fastapi import FastAPI
+
+from app.api.routers.assets import router as assets_router
+from app.api.routers.health import router as health_router
+from app.api.routers.orders import router as orders_router
+from app.api.routers.reviews import router as reviews_router
+from app.api.routers.workflows import router as workflows_router
+from app.config.settings import get_settings
+from app.infra.db.session import init_database
+
+
+@asynccontextmanager
+async def lifespan(_: FastAPI):
+    """Initialize local resources for the MVP runtime."""
+
+    settings = get_settings()
+    if settings.auto_create_tables:
+        await init_database()
+    yield
+
+
+def create_app() -> FastAPI:
+    """Create and configure the FastAPI application."""
+
+    settings = get_settings()
+    app = FastAPI(title=settings.app_name, debug=settings.debug, lifespan=lifespan)
+    app.include_router(health_router)
+    app.include_router(orders_router, prefix=settings.api_prefix)
+    app.include_router(assets_router, prefix=settings.api_prefix)
+    app.include_router(reviews_router, prefix=settings.api_prefix)
+    app.include_router(workflows_router, prefix=settings.api_prefix)
+    return app
+
+
+app = create_app()