Exceptional closure

backend/main.py

-from fastapi import FastAPI
-from fastapi.middleware.cors import CORSMiddleware
-from dotenv import load_dotenv
-# from threading import Thread
-import os
-
-from db import database, models
-from routers import *
-# from video_capture import handle_cameras
-
-app = FastAPI(docs_url="/api/docs", openapi_url="/api/openapi.json")
-
-# load environment variables
-load_dotenv()
-
-origins = [
-    os.getenv('WEB_ROOT'),
-]
-
-app.add_middleware(
-    CORSMiddleware,
-    allow_origins=origins,
-    allow_credentials=True,
-    allow_methods=["*"],
-    allow_headers=["*"]
-)
-
-
-@app.on_event("startup")
-async def on_startup():
-    # Database creation
-    models.Base.metadata.create_all(bind=database.engine)
-    # t = Thread(target=handle_cameras)
-    # t.start()
-
-
-# Integration of routers
-app.include_router(infos.router)
-app.include_router(records.router)
-app.include_router(stats.router)
-app.include_router(news.router)
-app.include_router(comments.router)
-app.include_router(authentication.router)
-app.include_router(websocket.router)
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+from dotenv import load_dotenv
+from threading import Thread
+import os
+
+from db import database, models
+from routers import *
+from video_capture import handle_cameras
+
+app = FastAPI(docs_url="/api/docs", openapi_url="/api/openapi.json")
+
+# load environment variables
+load_dotenv()
+
+origins = [
+    os.getenv('WEB_ROOT'),
+]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"]
+)
+
+
+@app.on_event("startup")
+async def on_startup():
+    # Database creation
+    models.Base.metadata.create_all(bind=database.engine)
+    t = Thread(target=handle_cameras)
+    t.start()
+
+
+# Integration of routers
+app.include_router(infos.router)
+app.include_router(records.router)
+app.include_router(stats.router)
+app.include_router(news.router)
+app.include_router(comments.router)
+app.include_router(authentication.router)
+app.include_router(websocket.router)