M3: console.log -> Logger + UI redesign (QuestionBank) + S7/A9/A10/A11/U11 bug fixes + #1/#2/#3/#4 enhancements + i18n for QuestionBank pages

server/src/note/note.service.ts

@@ -1,4 +1,4 @@
-import { Injectable, NotFoundException } from '@nestjs/common';
+import { Injectable, Logger, NotFoundException } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
 import { Repository } from 'typeorm';
 import { Note } from './note.entity';
@@ -11,6 +11,8 @@ import { I18nService } from '../i18n/i18n.service';
 
 @Injectable()
 export class NoteService {
+  private readonly logger = new Logger(NoteService.name);
+
   // Directory will be created dynamically per user
   private getScreenshotsDir(userId: string) {
     return path.join(process.cwd(), 'uploads', 'notes-screenshots', userId);
@@ -153,7 +155,7 @@ export class NoteService {
       }
 
       // Optional: Add logging to help debug permission issues
-      console.log(`User ${userId} attempting to add note to group ${groupId}`);
+      this.logger.log('User ' + userId + ' attempting to add note to group ' + groupId);
     }
 
     if (categoryId === '') {
@@ -176,7 +178,7 @@ export class NoteService {
         screenshot.buffer,
       );
     } catch (error) {
-      console.error('OCR extraction failed:', error);
+      this.logger.error('OCR extraction failed:', error);
       // Continue without OCR text if extraction fails
     }