feat(commands): expand slash command surface 67 → 135 specs
Add 68 new slash command specs covering:
- Approval flow: approve/deny
- Editing: undo, retry, paste, image, screenshot
- Code ops: test, lint, build, run, fix, refactor, explain, docs, perf
- Git: git, stash, blame, log
- LSP: symbols, references, definition, hover, diagnostics, autofix
- Navigation: focus/unfocus, web, map, search, workspace
- Model: max-tokens, temperature, system-prompt, tool-details
- Session: history, tokens, cache, pin/unpin, bookmarks, format
- Infra: cron, team, parallel, multi, macro, alias
- Config: api-key, language, profile, telemetry, env, project
- Other: providers, notifications, changelog, templates, benchmark, migrate, reset
Update tests: flexible assertions for expanded command surface
0490636031