Add waitress + caddy deployment

docker-entrypoint.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+set -e
+
+# Copy static files to shared volume if they don't exist
+# This allows Caddy to serve static files directly
+if [ ! -f /shared/static/.static-files-ready ]; then
+    echo "Copying static files to shared volume..."
+    cp -r /app/src/hxbooks/static/* /shared/static/
+    touch /shared/static/.static-files-ready
+    echo "Static files copied successfully"
+else
+    echo "Static files already present in shared volume"
+fi
+
+# Initialize database if it doesn't exist or run migrations if it does
+echo "Checking database status..."
+if [ ! -f /app/instance/hxbooks.sqlite ]; then
+    echo "Database not found. Initializing database..."
+    hxbooks db init
+    echo "Database initialized successfully"
+else
+    echo "Database exists. Running migrations..."
+    # Run Flask-Migrate migrations
+    flask db upgrade 2>/dev/null || {
+        echo "No migrations to run or migration failed. Database ready."
+    }
+fi
+
+# Start the application
+echo "Starting HXBooks application..."
+exec "$@"