S146: MAX_CONTENT_LENGTH 512MB — supports 200MB files

app.py

@@ -15,7 +15,7 @@ from flask_cors import CORS
 
 app = Flask(__name__)
 CORS(app)
-app.config["MAX_CONTENT_LENGTH"] = 32 * 1024 * 1024  # Imp-5: was 6MB
+app.config["MAX_CONTENT_LENGTH"] = 512 * 1024 * 1024  # S146: 512MB — supports up to 200MB files
 
 JOBS         = {}
 HISTORY      = []