bcd61ff139
Add SetIssueState client method and handler for toggling issue state
between open and closed via PATCH API. Add AddComment client method
wrapping PostComment. Register new routes POST /issues/{owner}/{repo}/{index}/state
and POST /issues/{owner}/{repo}/{index}/comments. Update issue_detail.html
template with comment form (HTMX inline append) and close/reopen button
(HTMX inline swap of state badge).
Closes leeworks-agents/gitea-mobile#29
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>