Direnv Support, Opus 4.6 1M

We now support directory-based shell tools like direnv, so your environment variables are automatically picked up per workspace.

We've also added Opus 4.6 (1M context). You can turn on via Settings → Claude Code → Models.

Improvements

• Directory-based shell tools like direnv are now supported
• Add Opus 4.6 (1M) extended context model, opt-in via Settings → Claude Code → Models
• Show all installed apps in the app switcher and add a close button to cycle
• Auto-archive setting now respects all PR merge scenarios, not just in-app merges
• Improve chat rendering performance

Fixes

• Fix target branch resolution for PRs without increasing GitHub API usage
• Error messages now display in proper case instead of being forced to uppercase