chore: import upstream snapshot with attribution

2026-07-13 12:22:33 +08:00
commit fc4fcbab58
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+---
+summary: "Pending cleanup items for CodexBar (e.g., retire Claude Opus fallback)."
+read_when:
+  - Grooming backlog or planning maintenance
+  - Removing legacy Claude Opus handling
+---
+
+## TODO
+
+- December 2025: remove the Claude Opus fallback logic (Claude Code) once users have fully migrated; clean up any UI labels and parsers that reference Opus as a tertiary limit.