added RAG, Multiuser, TG bot

backend/app/main.py.refactor_bak

@@ -0,0 +1,54 @@
+import asyncio
+from contextlib import asynccontextmanager, suppress
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from app.api.routes import api_router
+from app.config import get_settings
+from app.db.base import init_db
+from app.fitness.watcher import fitness_watcher_loop
+from app.homelab.watcher import homelab_watcher_loop
+from app.pomodoro.watcher import pomodoro_watcher_loop
+from app.reminders.watcher import reminders_watcher_loop
+
+
+@asynccontextmanager
+async def lifespan(_: FastAPI):
+    init_db()
+    pomodoro_task = asyncio.create_task(pomodoro_watcher_loop())
+    fitness_task = asyncio.create_task(fitness_watcher_loop())
+    homelab_task = asyncio.create_task(homelab_watcher_loop())
+    reminders_task = asyncio.create_task(reminders_watcher_loop())
+    yield
+    pomodoro_task.cancel()
+    fitness_task.cancel()
+    homelab_task.cancel()
+    reminders_task.cancel()
+    with suppress(asyncio.CancelledError):
+        await pomodoro_task
+    with suppress(asyncio.CancelledError):
+        await fitness_task
+    with suppress(asyncio.CancelledError):
+        await homelab_task
+    with suppress(asyncio.CancelledError):
+        await reminders_task
+
+
+def create_app() -> FastAPI:
+    settings = get_settings()
+    app = FastAPI(title="Home AI Assistant", lifespan=lifespan)
+
+    app.add_middleware(
+        CORSMiddleware,
+        allow_origins=settings.cors_origins_list,
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
+
+    app.include_router(api_router)
+    return app
+
+
+app = create_app()