fix: Added Json error handling instead of HTML

backend/analytics_server/app.py

@@ -1,6 +1,8 @@
 from os import getenv
 
-from flask import Flask
+from flask import Flask, jsonify, request
+from werkzeug.exceptions import HTTPException
+import traceback
 
 from env import load_app_env
 
@@ -36,5 +38,40 @@
 configure_db_with_app(app)
 initialize_database(app)
 
+# HTTP Error handler
+@app.errorhandler(HTTPException)
+def handle_http_exception(e):
+    """Handle HTTP exceptions by returning JSON"""
+    response = jsonify({
+        "error": True,
+        "message": e.description,
+        "status_code": e.code,
+        "path": request.path
+    })
+    response.status_code = e.code
+    return response
+
+# Error handler
+@app.errorhandler(Exception)
+def handle_exception(e):
+    """Handle non-HTTP exceptions by returning JSON"""
+    error_details = {
+        "error": True,
+        "message": str(e) or "Internal Server Error",
+        "status_code": 500,
+        "path": request.path,
+        "exception_type": e.__class__.__name__
+    }
+
+    if app.debug:
+        error_details["traceback"] = traceback.format_exc()
+
+    response = jsonify(error_details)
+    response.status_code = 500
+    return response
+
+app.register_error_handler(Exception, handle_exception)
+app.register_error_handler(HTTPException, handle_http_exception)
+
 if __name__ == "__main__":
-    app.run(port=ANALYTICS_SERVER_PORT)
+    app.run(port=int(ANALYTICS_SERVER_PORT))