feat: use Json view and remove .json endpoints

Author: jeanvier

README.md

@@ -413,7 +413,7 @@ For files with `secureDownload: true` or when you need controlled access:
 **Get file token:**
 
 ```
-POST /attachment/download/get-file-token.json
+POST /attachment/download/get-file-token
 Body: { "file": "<attachment_id>" }
 Response: { "token": "<jwt_token>" }
 ```
@@ -433,7 +433,7 @@ GET /attachment/download/stream/<token>
 **Get ZIP token for multiple files:**
 
 ```
-POST /attachment/download/get-zip-token.json
+POST /attachment/download/get-zip-token
 Body: { "files": ["<id1>", "<id2>", ...] }
 Response: { "token": "<jwt_token>" }
 ```

src/Controller/DownloadController.php

@@ -14,6 +14,7 @@ public function getZipToken()
     if (!$this->getRequest()->is('post')) throw new BadRequestException('Post Needed');
     if(empty($this->getRequest()->getData('files'))) $this->set('token', '');
     else $this->set('token', (new Token)->encode(['files' => $this->getRequest()->getData('files')]));
+    $this->viewBuilder()->setClassName('Json');
     $this->viewBuilder()->setOption('serialize', ['token']);
   }
   // (new Token)->encode(['files' => [$attachment1->id, $attachment2->id]])
@@ -39,6 +40,7 @@ public function getFileToken()
     if (!$this->getRequest()->is('post')) throw new BadRequestException('Post Needed');
     if(empty($this->getRequest()->getData('file'))) $this->set('token', '');
     else $this->set('token', (new Token)->encode(['file' => $this->getRequest()->getData('file')]));
+    $this->viewBuilder()->setClassName('Json');
     $this->viewBuilder()->setOption('serialize', ['token']);
   }
   // (new Token)->encode(['file' => $attachment->id])