fix(ci): pass github_token explicitly to @claude action

The action does not default github_token — it must be explicitly set for
the action to post response comments and interact with the GitHub API.

Author: otavio

.github/workflows/claude.yml

@@ -116,6 +116,7 @@ jobs:
         uses: anthropics/claude-code-action@v1
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
+          github_token: ${{ secrets.GITHUB_TOKEN }}
           trigger_phrase: "@claude"
           prompt: |
             When asked to create a GitHub issue, route it to the correct repository: