Fix up frontend for update/import/reset scripts

inventory-server/scripts/import-csv.js

@@ -1061,12 +1061,30 @@ async function main() {
         // Check if tables exist, if not create them
         outputProgress({
             operation: 'Checking database schema',
-            message: 'Creating tables if needed...'
+            message: 'Verifying tables exist...'
         });
-        
-        const schemaSQL = fs.readFileSync(path.join(__dirname, '../db/schema.sql'), 'utf8');
-        await pool.query(schemaSQL);
-        
+
+        const connection = await pool.getConnection();
+        try {
+            // Check if products table exists as a proxy for schema being initialized
+            const [tables] = await connection.query(
+                'SELECT COUNT(*) as count FROM information_schema.tables WHERE table_schema = ? AND table_name = ?',
+                [dbConfig.database, 'products']
+            );
+            
+            if (tables[0].count === 0) {
+                outputProgress({
+                    operation: 'Creating database schema',
+                    message: 'Tables not found, creating schema...'
+                });
+                
+                const schemaSQL = fs.readFileSync(path.join(__dirname, '../db/schema.sql'), 'utf8');
+                await connection.query(schemaSQL);
+            }
+        } finally {
+            connection.release();
+        }
+
         // Step 1: Import all data first
         try {
             // Import products first since they're referenced by other tables