feat(auth): add detailed logging in JwtAuthGuard and JwtStrategy for better debugging

feat(products): enhance logging in create method to track requests and user details

backend/src/products/products.controller.ts

@@ -127,8 +127,8 @@ export class ProductsController {
 
   @Roles('admin')
   @Post()
-  create(@Body() body: CreateProductDto) {
-    return this.productsService.create(body);
+  create(@Body() body: CreateProductDto, @Request() req: any) {
+    console.log('[ProductsController.create] Request received');\n    console.log('[ProductsController.create] User:', req.user);\n    console.log('[ProductsController.create] Body:', body);\n    return this.productsService.create(body);
   }
 
   @Post('pending')