updated solution

.env.example

@@ -0,0 +1,21 @@
+# .env - Flask environment variables
+
+# Flask secret key (change this to something secure in production)
+SECRET_KEY=Ana_Are_Multe_Mere-Si_Nu_Are_Pere
+
+# Flask environment: development or production
+FLASK_ENV=development
+
+# Database location (optional, defaults to instance/dashboard.db)
+# SQLALCHEMY_DATABASE_URI=sqlite:///instance/dashboard.db
+
+# Default admin user credentials (used for auto-creation)
+DEFAULT_USER=admin
+DEFAULT_PASSWORD=1234
+
+# Flask server settings
+HOST=0.0.0.0
+PORT=5000
+
+# Maximum upload size (in bytes, 2GB)
+MAX_CONTENT_LENGTH=2147483648