feat: add Leren learning page for content generation and feedback, and create TestManager admin component

src/components/admin/TestManager.jsx

@@ -9,17 +9,25 @@ import { motion, AnimatePresence } from 'framer-motion';
 
 const TestManager = () => {
   const [topics, setTopics] = useState([]);
+  const [questionCounts, setQuestionCounts] = useState({});
   const [selectedTopic, setSelectedTopic] = useState(null);
   const [questions, setQuestions] = useState([]);
   const [loadingTopicId, setLoadingTopicId] = useState(null);
   const [error, setError] = useState(null);
 
-  const loadData = () => {
-    const allTopics = storage.get('kb:topics', []);
+  const loadData = async () => {
+    const allTopics = await db.getTopics();
     setTopics(allTopics);
-    
+
+    const counts = {};
+    await Promise.all(allTopics.map(async t => {
+      const bank = await getTopicQuestionBank(t.id);
+      counts[t.id] = bank.length;
+    }));
+    setQuestionCounts(counts);
+
     if (selectedTopic) {
-      setQuestions(getTopicQuestionBank(selectedTopic.id));
+      setQuestions(await getTopicQuestionBank(selectedTopic.id));
     }
   };
 
@@ -157,8 +165,7 @@ const TestManager = () => {
       )}
 
       {topics.map(topic => {
-        const bank = getTopicQuestionBank(topic.id);
-        const count = bank.length;
+        const count = questionCounts[topic.id] || 0;
         const isLoading = loadingTopicId === topic.id;
 
         return (

src/pages/Leren.jsx

@@ -91,7 +91,7 @@ const Leren = () => {
     setError(null);
     try {
       const newTopic = await generateCustomTopic(customTopicQuery);
-      setAllTopics(storage.get('kb:topics', []));
+      setAllTopics(await db.getTopics());
       setCustomTopicQuery('');
       handleOpenTopic(newTopic);
     } catch (e) {