refactor(bruno): reorganize file structure from bruno-yaml to flat bruno directory

- Move all files from bruno-yaml/* to bruno/*
- Maintains existing directory structure within categories
- Updates bruno/user/auth files with OAuth2 refresh token flow
- Updates bruno/user/profile files for user profile management
- Adds bruno/dashboard/ directory with dashboard API tests
- Preserves all existing test scenarios and OpenCollection YAML format
- No functional changes - file reorganization only

bruno/queue/Retry Queue Item.yml

@@ -0,0 +1,39 @@
+info:
+  name: Retry Queue Item
+  type: http
+  seq: 4
+http:
+  method: POST
+  url: '{{base_url}}/api/queue/items/{{item_id}}/retry'
+  auth: inherit
+  body:
+    type: none
+
+docs: |-
+  ## Retry Queue Item
+  
+    Retries a failed queue item.
+  
+    **Method:** POST
+  
+    **Endpoint:** /api/queue/items/:item_id/retry
+  
+    **Authentication:** Bearer token
+  
+    **Path Parameters:**
+     - `item_id` (string): Queue item UUID
+  
+    **Response:**
+     - Success message indicating retry initiated
+  
+    **Status Codes:**
+     - 200: Success
+     - 401: Unauthorized
+     - 404: Queue item not found
+     - 400: Invalid item status
+  
+    **Example Response:**
+     ```json
+     {
+       "message": "Queue item retry initiated",
+       "item_id": "uuid"