fixes

backend/app/main.py

@@ -1,29 +1,52 @@
+import logging
 from contextlib import asynccontextmanager
-from fastapi import FastAPI
+from fastapi import FastAPI, Request
 from fastapi.middleware.cors import CORSMiddleware
-from alembic.config import Config
-from alembic import command
+from fastapi.responses import JSONResponse
 
-from app.database import engine
+# uvicorn's dictConfig only configures uvicorn.* loggers; the root logger
+# ends up with no handler, so app.* records are silently discarded.
+# Give the app namespace its own StreamHandler to guarantee output.
+_app_logger = logging.getLogger("app")
+_app_logger.setLevel(logging.INFO)
+if not _app_logger.handlers:
+    _h = logging.StreamHandler()
+    _h.setFormatter(logging.Formatter("%(levelname)-8s [%(name)s] %(message)s"))
+    _app_logger.addHandler(_h)
+_app_logger.propagate = False
+
+log = logging.getLogger(__name__)
+
+from app.database import engine, Base
 from app.routers import libraries, media, tags, search
 from app.services import watcher as watcher_service
-
-
-def run_migrations():
-    alembic_cfg = Config("/backend/alembic.ini")
-    command.upgrade(alembic_cfg, "head")
+import app.models  # noqa: F401 — registers models with Base.metadata
 
 
 @asynccontextmanager
 async def lifespan(app: FastAPI):
-    run_migrations()
+    log.info("Creating database tables...")
+    async with engine.begin() as conn:
+        await conn.run_sync(Base.metadata.create_all)
+
+    log.info("Starting library watchers...")
     await watcher_service.start_all()
+
+    log.info("Startup complete.")
     yield
+
     await watcher_service.stop_all()
 
 
 app = FastAPI(title="MediaLore", lifespan=lifespan)
 
+
+@app.exception_handler(Exception)
+async def unhandled_exception_handler(request: Request, exc: Exception):
+    log.exception("Unhandled error on %s %s", request.method, request.url)
+    return JSONResponse(status_code=500, content={"detail": str(exc)})
+
+
 app.add_middleware(
     CORSMiddleware,
     allow_origins=["*"],