feat: Configure production Docker deployment with Nginx, health checks, and SQLite data persistence.

server/db.js

@@ -1,7 +1,9 @@
 const Database = require('better-sqlite3');
 const path = require('path');
 
-const dbPath = path.resolve(__dirname, 'eventy.db');
+// Use /app/data for production (Docker volume), fallback to local for dev
+const dataDir = process.env.NODE_ENV === 'production' ? '/app/data' : __dirname;
+const dbPath = path.join(dataDir, 'eventy.db');
 const db = new Database(dbPath);
 
 // Enable WAL mode for better concurrency