chore(api): remove unused imports and BASE_DIR from app.py

control/app.py

@@ -1,24 +1,17 @@
 import os
-import sys
 import subprocess
 from app_images import init_images_router
 from app_files import init_files_router
 from app_pods import init_pods_router
 from app_containers import init_containers_router, start_stats_poller
 from app_networks import init_networks_router
-from fastapi import FastAPI, HTTPException, Query
-from pydantic import BaseModel
+from fastapi import FastAPI, HTTPException
 import requests_unixsocket
 import uvicorn
-import asyncio
-import json
-from pathlib import Path
-from fastapi.responses import StreamingResponse
 
 app = FastAPI(title="Podman MVP Control Plane", root_path="/api")
 SESSION = requests_unixsocket.Session()
 PODMAN_API_BASE = "http+unix://%2Frun%2Fuser%2F1000%2Fpodman%2Fpodman.sock/v5.4.2"
-BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 WORKLOADS_DIR = "/app/workloads"
 
 @app.on_event("startup")