enable docker DB migrations

entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Wait for the database to be ready
+echo "Waiting for database to be ready..."
+while ! nc -z db 5432; do
+  sleep 0.1
+done
+echo "Database is ready!"
+
+# Initialize the database
+flask db upgrade
+
+# Create default site settings if they don't exist
+python3 -c "
+from app import create_app
+from models import SiteSettings, db
+app = create_app()
+with app.app_context():
+    SiteSettings.get_settings()
+"
+
+# Start the application
+exec gunicorn --bind 0.0.0.0:5000 app:app