fix error loading WASM file

scripts/copy-wasm.js

@@ -0,0 +1,15 @@
+const fs = require('fs');
+const path = require('path');
+
+// Create public/wasm directory if it doesn't exist
+const wasmDir = path.join(__dirname, '../public/wasm');
+if (!fs.existsSync(wasmDir)) {
+  fs.mkdirSync(wasmDir, { recursive: true });
+}
+
+// Copy the WASM file from node_modules to public/wasm
+const sourceFile = path.join(__dirname, '../node_modules/@jlongster/sql.js/dist/sql-wasm.wasm');
+const targetFile = path.join(wasmDir, 'sql-wasm.wasm');
+
+fs.copyFileSync(sourceFile, targetFile);
+console.log('WASM file copied successfully!');