update docs

Author: mattdholloway

README.md

@@ -581,20 +581,28 @@ export GITHUB_MCP_TOOL_ADD_ISSUE_COMMENT_DESCRIPTION="an alternative description
   - `repo`: Repository name (string, required)
 
 - **get_discussion_comments** - Get discussion comments
+  - `after`: Cursor for pagination, use the 'after' field from the previous response (string, optional)
+  - `before`: Cursor for pagination, use the 'before' field from the previous response (string, optional)
   - `discussionNumber`: Discussion Number (number, required)
+  - `first`: Number of items to return per page (min 1, max 100) (number, optional)
+  - `last`: Number of items to return from the end (min 1, max 100) (number, optional)
   - `owner`: Repository owner (string, required)
   - `repo`: Repository name (string, required)
 
 - **list_discussion_categories** - List discussion categories
   - `after`: Cursor for pagination, use the 'after' field from the previous response (string, optional)
   - `before`: Cursor for pagination, use the 'before' field from the previous response (string, optional)
-  - `first`: Number of categories to return per page (min 1, max 100) (number, optional)
-  - `last`: Number of categories to return from the end (min 1, max 100) (number, optional)
+  - `first`: Number of items to return per page (min 1, max 100) (number, optional)
+  - `last`: Number of items to return from the end (min 1, max 100) (number, optional)
   - `owner`: Repository owner (string, required)
   - `repo`: Repository name (string, required)
 
 - **list_discussions** - List discussions
+  - `after`: Cursor for pagination, use the 'after' field from the previous response (string, optional)
+  - `before`: Cursor for pagination, use the 'before' field from the previous response (string, optional)
   - `category`: Optional filter by discussion category ID. If provided, only discussions with this category are listed. (string, optional)
+  - `first`: Number of items to return per page (min 1, max 100) (number, optional)
+  - `last`: Number of items to return from the end (min 1, max 100) (number, optional)
   - `owner`: Repository owner (string, required)
   - `repo`: Repository name (string, required)