Tools: Add local DB verification script

verify_db_local.js

@@ -0,0 +1,46 @@
+const { Pool } = require('pg');
+const config = require('./lib/db-config');
+
+// Force verify config is using localhost
+if (config.host !== 'localhost' && config.host !== '127.0.0.1') {
+    console.error(`❌ Config is NOT pointing to localhost! It is pointing to: ${config.host}`);
+    console.log('Overriding to localhost for this test...');
+    config.host = 'localhost';
+}
+
+const pool = new Pool(config);
+
+async function testConnection() {
+    console.log(`🔌 Testing connection to ${config.database} on ${config.host} as ${config.user}...`);
+    try {
+        const client = await pool.connect();
+        console.log('✅ Connection Successful!');
+        
+        const res = await client.query('SELECT NOW() as now, current_database() as db, current_user as user');
+        console.log(`📊 Connected Info:`);
+        console.log(`   - Time: ${res.rows[0].now}`);
+        console.log(`   - DB:   ${res.rows[0].db}`);
+        console.log(`   - User: ${res.rows[0].user}`);
+
+        // Check if table exists
+        const tableCheck = await client.query("SELECT to_regclass('public.test_results') as table_exists");
+        if (tableCheck.rows[0].table_exists) {
+            console.log('✅ Base table "test_results" found.');
+        } else {
+            console.warn('⚠️  Base table "test_results" NOT FOUND. Schema might need initialization.');
+        }
+
+        client.release();
+        process.exit(0);
+    } catch (err) {
+        console.error('❌ Connection Failed:', err.message);
+        if (err.code === '28P01') {
+            console.error('   Hint: Authentication failed. Check password.');
+        } else if (err.code === '3D000') {
+            console.error(`   Hint: Database "${config.database}" does not exist.`);
+        }
+        process.exit(1);
+    }
+}
+
+testConnection();