Add debug logging for markContactEmailsAsRead and remove password change restriction

src/config/database.js

@@ -15,13 +15,9 @@ const pool = new Pool({
   connectionTimeoutMillis: 2000,
 });
 
-// Test database connection
-pool.on('connect', () => {
-  console.log('✅ Database connected successfully');
-});
-
+// Note: Connection logging handled in index.js to avoid circular dependencies
 pool.on('error', (err) => {
-  console.error('❌ Unexpected database error:', err);
+  console.error('Unexpected database error:', err);
   process.exit(-1);
 });