Add DB schema update script for production

update-dbschema.js

@@ -0,0 +1,46 @@
+const { Pool } = require('pg');
+const fs = require('fs');
+const path = require('path');
+const dbConfig = require('./db.config.js');
+
+const pool = new Pool({
+    host: dbConfig.HOST,
+    user: dbConfig.USER,
+    password: dbConfig.PASSWORD,
+    database: dbConfig.DB,
+    port: 5432,
+    ssl: false // Assuming internal connection based on previous context
+});
+
+async function applySchema() {
+    console.log('🔌 Connecting to database...');
+    try {
+        const client = await pool.connect();
+        console.log('✅ Connected successfully.');
+
+        console.log('📖 Reading schema file...');
+        const schemaPath = path.join(__dirname, 'postgres-schema.sql');
+        const schema = fs.readFileSync(schemaPath, 'utf8');
+
+        console.log('⚙️ Applying schema updates...');
+        // We split by standard semicolons might be risky for functions, 
+        // but passing the whole file string to pool.query usually works for Postgres 
+        // as it supports multiple statements if configured or via simple query.
+        // However, pg-node sometimes strictly executes one statement.
+        // PRO TIP: The functions contain semicolons. The safest way is to execute the whole block.
+        
+        await client.query(schema);
+        
+        console.log('✅ Schema applied successfully!');
+        console.log('   - Tables verified/created');
+        console.log('   - Stored procedures (increment_wins, etc.) updated');
+        
+        client.release();
+        process.exit(0);
+    } catch (err) {
+        console.error('❌ Error applying schema:', err);
+        process.exit(1);
+    }
+}
+
+applySchema();