ci: temporarily enable show_full_output to diagnose agent permission denials

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: claude

.github/workflows/fetch-claude-docs.yml

@@ -66,6 +66,8 @@ jobs:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           github_token: ${{ steps.app-token.outputs.token }}
           allowed_bots: "claude-yolo[bot]"
+          # TEMPORARY: expose agent transcript to diagnose permission denials
+          show_full_output: true
           claude_args: |
             --model claude-sonnet-4-6
             --mcp-config '{