update api chapterlesson

Backend/scripts/post-tsoa.js

@@ -0,0 +1,37 @@
+#!/usr/bin/env node
+
+/**
+ * Post-TSOA Generation Script
+ * Fixes the multer file size limit in generated routes.ts
+ * 
+ * Run after tsoa:gen to update file size limits
+ */
+
+const fs = require('fs');
+const path = require('path');
+
+const ROUTES_FILE = path.join(__dirname, '../src/routes/routes.ts');
+const OLD_LIMIT = '"fileSize":8388608';  // 8MB (tsoa default)
+const NEW_LIMIT = '"fileSize":1073741824'; // 1GB
+
+try {
+    if (!fs.existsSync(ROUTES_FILE)) {
+        console.error('Error: routes.ts not found at', ROUTES_FILE);
+        process.exit(1);
+    }
+
+    let content = fs.readFileSync(ROUTES_FILE, 'utf8');
+    
+    if (content.includes(OLD_LIMIT)) {
+        content = content.replace(OLD_LIMIT, NEW_LIMIT);
+        fs.writeFileSync(ROUTES_FILE, content, 'utf8');
+        console.log('✅ Updated multer file size limit to 1GB in routes.ts');
+    } else if (content.includes(NEW_LIMIT)) {
+        console.log('✅ Multer file size limit already set to 1GB');
+    } else {
+        console.warn('⚠️ Could not find multer fileSize config in routes.ts');
+    }
+} catch (error) {
+    console.error('Error updating routes.ts:', error.message);
+    process.exit(1);
+}