refactor(bruno): migrate API tests to Bruno DSL format

- Convert all existing .bru files from JSON to Bruno DSL format
- Remove obsolete files (conflicts/api.bru, kobo/Kobo Initialization.bru)
- Update auth configuration to use 'inherit' instead of explicit bearer tokens
- Add comprehensive documentation to all test files
- Improve test scripts with proper assertions and error handling

bruno/conflicts/Get Conflict Details.bru

@@ -7,52 +7,87 @@ meta {
 get {
   url: {{baseUrl}}/api/conflicts/{{conflict_id}}
   body: none
-  auth: bearer
+  auth: inherit
 }
 
-headers: {
+headers {
   Authorization: Bearer {{token}}
 }
 
-docs: {
-  Retrieves detailed information about a specific conflict.
-  
-  Path Parameters:
-  - conflict_id: UUID of the conflict
-  
-  Response includes:
-  - id: Conflict UUID
-  - media_item_id: Associated book UUID
-  - media_item_title: Book title
-  - conflict_type: Type of conflict
-  - conflict_data: Side-by-side comparison with sources:
-    * source: Device/source identifier (koreader, kobo, web, etc.)
-    * timestamp: When this progress was recorded
-    * data: The conflicting data (percentage, epubcfi, chapter, etc.)
-  - resolution_status: Current status
-  - resolution_data: If resolved, includes resolution details
-  - resolved_by: User ID who resolved it (if applicable)
-  - resolved_at: When it was resolved (if applicable)
-  - created_at: When conflict was detected
-  
-  Example conflict_data:
+settings {
+  encodeUrl: true
+  timeout: 0
+}
+
+docs {
+  ## Get Conflict Details
+
+  Retrieves detailed information about a specific conflict, including side-by-side comparison of conflicting data from all sources.
+
+  **Method:** GET
+
+  **Endpoint:** /api/conflicts/{conflict_id}
+
+  **Authentication:** Bearer token
+
+  **Path Parameters:**
+  - `conflict_id` (string): Conflict UUID
+
+  **Response:**
+  - `id` (string): Conflict UUID
+  - `media_item_id` (string): Associated book UUID
+  - `media_item_title` (string): Book title
+  - `conflict_type` (string): Type of conflict (progress, note, highlight)
+  - `conflict_data` (object): Side-by-side comparison from each source
+    - Each source includes:
+      - `source` (string): Device/source identifier (koreader, kobo, web, etc.)
+      - `timestamp` (string): When this data was recorded
+      - `data` (object): The conflicting data
+        - `percentage` (number): Reading progress
+        - `epubcfi` (string): EPUB location
+        - `chapter` (number): Chapter number
+  - `resolution_status` (string): Current status (unresolved, user_resolved, auto_resolved)
+  - `resolution_data` (object, optional): If resolved, includes resolution details
+  - `resolved_by` (string, optional): User ID who resolved it
+  - `resolved_at` (string, optional): When it was resolved
+  - `created_at` (string): When conflict was detected
+
+  **Status Codes:**
+  - 200: Success
+  - 401: Unauthorized
+  - 404: Conflict not found
+  - 500: Internal server error
+
+  **Example Response:**
+  ```json
   {
-    "koreader": {
-      "source": "koreader",
-      "timestamp": "2026-01-30T20:10:00Z",
-      "data": {
-        "percentage": 0.45,
-        "epubcfi": "epubcfi(/6/4/2:15)",
-        "chapter": 3
+    "id": "conflict-uuid",
+    "media_item_id": "book-uuid",
+    "media_item_title": "Foundation",
+    "conflict_type": "progress",
+    "conflict_data": {
+      "koreader": {
+        "source": "koreader",
+        "timestamp": "2026-01-30T20:10:00Z",
+        "data": {
+          "percentage": 0.45,
+          "epubcfi": "epubcfi(/6/4/2:15)",
+          "chapter": 3
+        }
+      },
+      "kobo": {
+        "source": "kobo",
+        "timestamp": "2026-01-30T20:05:00Z",
+        "data": {
+          "percentage": 0.42,
+          "location": "unknown"
+        }
       }
     },
-    "kobo": {
-      "source": "kobo",
-      "timestamp": "2026-01-30T20:05:00Z",
-      "data": {
-        "percentage": 0.42,
-        "location": "unknown"
-      }
-    }
+    "resolution_status": "unresolved",
+    "created_at": "2026-01-30T20:10:00Z"
   }
+  ```
+
+  **Note:** Use this to get full details before resolving, showing exactly what data differs between sources.
 }