refactor: answer routes to comply with OpenAPI spec using flask-restx

application/app.py

@@ -1,15 +1,19 @@
 import platform
+
 import dotenv
-from application.celery_init import celery
-from flask import Flask, request, redirect
-from application.core.settings import settings
-from application.api.user.routes import user
+from flask import Flask, redirect, request
+
 from application.api.answer.routes import answer
 from application.api.internal.routes import internal
+from application.api.user.routes import user
+from application.celery_init import celery
 from application.core.logging_config import setup_logging
+from application.core.settings import settings
+from application.extensions import api
 
 if platform.system() == "Windows":
     import pathlib
+
     pathlib.PosixPath = pathlib.WindowsPath
 
 dotenv.load_dotenv()
@@ -23,16 +27,19 @@ app.config.update(
     UPLOAD_FOLDER="inputs",
     CELERY_BROKER_URL=settings.CELERY_BROKER_URL,
     CELERY_RESULT_BACKEND=settings.CELERY_RESULT_BACKEND,
-    MONGO_URI=settings.MONGO_URI
+    MONGO_URI=settings.MONGO_URI,
 )
 celery.config_from_object("application.celeryconfig")
+api.init_app(app)
+
 
 @app.route("/")
 def home():
-    if request.remote_addr in ('0.0.0.0', '127.0.0.1', 'localhost', '172.18.0.1'):
-        return redirect('http://localhost:5173')
+    if request.remote_addr in ("0.0.0.0", "127.0.0.1", "localhost", "172.18.0.1"):
+        return redirect("http://localhost:5173")
     else:
-        return 'Welcome to DocsGPT Backend!'
+        return "Welcome to DocsGPT Backend!"
+
 
 @app.after_request
 def after_request(response):
@@ -41,6 +48,6 @@ def after_request(response):
     response.headers.add("Access-Control-Allow-Methods", "GET,PUT,POST,DELETE,OPTIONS")
     return response
 
+
 if __name__ == "__main__":
     app.run(debug=settings.FLASK_DEBUG_MODE, port=7091)
-