TODO: research-backed beta feature backlog #96

Research-backed feature TODO list\nThis parent issue tracks the CodexClaw feature backlog created from public research across mature CLI agents, agent workbenches, and AI chat UIs.\n\n## TODO\n- [x] #84 workspace switcher and Codex CLI health dashboard\n- [x] #85 repository context explorer and AGENTS.md visibility\n- [x] #86 git diff review and commit preparation panel\n- [x] #87 sandbox and approval profile controls\n- [x] #88 MCP server and tool health manager\n- [x] #89 background task queue with cancel, retry, and status history\n- [x] #90 session search, tags, archive, and saved filters\n- [x] #91 artifacts panel for files, patches, logs, and exports\n- [x] #92 URL and document context attachments\n- [x] #93 run timeline, token/context telemetry, and JSON event export\n- [x] #94 install, update, and doctor improvements for npx beta\n- [x] #95 shareable redacted session bundles and issue/PR handoff\n\n## Rollup\n- Completed in PR #109.\n- Public beta workflow: docs/BETA_WORKFLOW.md.\n- README and roadmap now point to the beta entry gates and release flow.\n\n## Methodology\n- Reviewed the current CodexClaw README, roadmap, app structure, labels, and open issue state.\n- Searched GitHub for adjacent local agent UI, CLI coding agent, MCP/tooling, session history, and diff workflow patterns.\n- Read public README/docs excerpts from established projects before creating feature tickets.\n- Split the backlog into bounded issues with acceptance criteria and non-goals so each can become a focused PR.\n\n## Main source set\n- OpenAI Codex CLI\n- OpenHands\n- Aider\n- Continue\n- Open SWE\n- Model Context Protocol servers\n- Open WebUI\n- OpenCode\n- Cline\n- Roo Code\n- Hugging Face Chat UI\n- LobeHub