chore: claude code and codex managed by mise now

chore: M-C-arrow

fix: load hm-session-vars

feat: add bun

chore: cleanup

Merge pull request #346 from himkt/bye-claude-code

chore: extract claude-code config to another repository

chore: ignore .mise in git

chore: emphasize that command chaining is prohibited

chore: make update

Merge pull request #343 from himkt/feat/tool-substitution-rules

chore: deny ls and tree (without options)

chore: delete obsolete source-navigation.md and directory-creation.md rule files

feat: add tool substitution commands to permissions.deny

feat: consolidate bash command substitution rules into single file