chore: update dotfiles with new tool configs and pi settings

- Add configs for goose, herdr, ostt, fabric, zero, gnupg
- Restructure pi models.json (dupont, obelix, bianca, cloudflare)
- Update pi settings with new provider lineup, subagent overrides
- Add pi permission system, search config
- Add desktop entries (RampClient, terminal, tmux)
- Add tmux-open script, rename battery.sh -> battery
- Refactor fish config (simplify conditionals, fix nvim aliases)
- Switch worktrunk commit command from opencode to pi
- Update mise.toml with new tool symlinks
- Fix mise auth.json path reference

config/worktrunk/config.toml

@@ -2,7 +2,7 @@ worktree-path = "{{ repo_path }}/../wt-{{ branch | sanitize }}"
 
 
 [commit.generation]
-command = "opencode run -m github-copilot/gpt-5-mini --variant fast"
+command = "pi --model github-copilot/gpt-5-mini -p"
 
 [post-create]
 misetrust = "mise trust"