chore: stop tracking .claude/worktrees (stale agent worktree gitlinks)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: Jay

.claude/worktrees/agent-a99f67b52d70657d3

@@ -35,3 +35,4 @@ Releases/
 publish-test/
 publish-singlefile/
 .wrangler/
+.claude/worktrees/