feat: implement QuestionBank CRUD with pagination and template query

- Add pagination support to findAll (page, limit query params)
- Add findByTemplateId method to service
- Add GET /by-template/:templateId endpoint to controller
- Service already includes CRUD for QuestionBank and QuestionBankItem

fix_empty_translations.js

@@ -0,0 +1,21 @@
+
+const fs = require('fs');
+const path = require('path');
+
+const translationsPath = path.join('d:', 'workspace', 'AuraK', 'web', 'utils', 'translations.ts');
+let content = fs.readFileSync(translationsPath, 'utf8');
+
+// Fix the specific syntax error first: key: , -> key: "key",
+const lines = content.split('\n');
+const fixedLines = lines.map(line => {
+    const match = line.match(/^(\s+)(["']?[a-zA-Z0-9_-]+["']?):\s*,/);
+    if (match) {
+        const indent = match[1];
+        const key = match[2].replace(/['"]/g, '');
+        return `${indent}${match[2]}: "${key}",`;
+    }
+    return line;
+});
+
+fs.writeFileSync(translationsPath, fixedLines.join('\n'), 'utf8');
+console.log('Fixed empty values in translations.ts!');