chore: replace unnecessary git references with generic terms

chore: bump versions for planning (3.0.3) and release-tools (2.0.1)

fix YAML frontmatter and shellcheck warnings, add CI

feat(planning): add autonomous execution option to make command

fix(planning): move plan-annotate.py to scripts/ for reliable path resolution

add ralphex entries to .gitignore

fix(planning): prevent orchestrator from doing subagent work

fix(planning): make create-branch script usage mandatory in exec skill

feat(planning): add /planning:exec skill for autonomous plan execution

refactor(review): remove personal preferences from writing-style skill

chore(planning): bump plugin version to 2.1.2

fix(planning): replace /action:plan with /planning:make in plan-annotate comment

fix(planning): resolve $EDITOR to absolute path in overlay shells

fix(planning): correct references in plan-review agent

fix(planning): use focused window for file mode kitty overlay