chore: release v2.5.2 — use schema-native tui:fullscreen over env NO_…

…FLICKER

- settings.json: remove env.CLAUDE_CODE_NO_FLICKER; add top-level "tui": "fullscreen"
- Behaviour unchanged; the schema-native field is more discoverable and validates against settings.json JSON Schema
- VERSION: 2.5.1 → 2.5.2

chore: release v2.5.1 — fix max effort default, drop GA'd cache beta

- settings.json: effortLevel max → xhigh (max is session-only, not accepted as persistent default)
- settings.json: remove betas["extended-cache-ttl-2025-04-11"] (1h cache TTL is now GA)
- VERSION: 2.5.0 → 2.5.1

v2.5.0 — karpathy plugin, selection-aware enabledPlugins, menu regrou…

…p, Windows menu parity

v2.4.0 — auto mode, max effort, 1h cache, no-flicker, adaptive thinki…

…ng off

fix(install.ps1): nest Join-Path for PS5 compatibility

Join-Path only accepts 2 positional args in PS5.1 (-Path, -ChildPath).
The 3-arg form (with -AdditionalChildPath) requires PS6+.

v2.3.0: Adaptive statusline wrapping

v2.2.1: Add DeepXiv academic research skills

feat: v2.2.0 — two-level menu + bash 5.x fixes

feat: default permission mode to auto (Claude Code >= 2.1.80)

Switch settings.json defaultMode from bypassPermissions to auto.
Auto mode lets Claude approve safe actions autonomously while
blocking risky ones. Installer detects Claude Code version and
falls back to bypassPermissions for older versions.