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bootstrap/bin/mosaic-migrate-local-skills
2026-02-17 14:12:02 -06:00

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#!/usr/bin/env bash
set -euo pipefail
MOSAIC_HOME="${MOSAIC_HOME:-$HOME/.config/mosaic}"
APPLY=0
usage() {
cat <<USAGE
Usage: $(basename "$0") [--apply]
Migrate runtime-local skill directories (e.g. ~/.claude/skills/jarvis) to Mosaic-managed
skills by replacing local directories with symlinks to ~/.config/mosaic/skills-local.
Default mode is dry-run.
USAGE
}
while [[ $# -gt 0 ]]; do
case "$1" in
--apply)
APPLY=1
shift
;;
-h|--help)
usage
exit 0
;;
*)
echo "Unknown argument: $1" >&2
usage >&2
exit 1
;;
esac
done
skill_roots=(
"$HOME/.claude/skills"
"$HOME/.codex/skills"
"$HOME/.config/opencode/skills"
)
if [[ ! -d "$MOSAIC_HOME/skills-local" ]]; then
echo "[mosaic-local-skills] Missing local skills dir: $MOSAIC_HOME/skills-local" >&2
exit 1
fi
count=0
while IFS= read -r -d '' local_skill; do
name="$(basename "$local_skill")"
src="$MOSAIC_HOME/skills-local/$name"
[[ -d "$src" ]] || continue
for root in "${skill_roots[@]}"; do
[[ -d "$root" ]] || continue
target="$root/$name"
# Already linked correctly.
if [[ -L "$target" ]]; then
target_real="$(readlink -f "$target" 2>/dev/null || true)"
src_real="$(readlink -f "$src" 2>/dev/null || true)"
if [[ -n "$target_real" && -n "$src_real" && "$target_real" == "$src_real" ]]; then
continue
fi
fi
# Only migrate local directories containing SKILL.md
if [[ -d "$target" && -f "$target/SKILL.md" && ! -L "$target" ]]; then
count=$((count + 1))
if [[ $APPLY -eq 1 ]]; then
stamp="$(date +%Y%m%d%H%M%S)"
mv "$target" "${target}.mosaic-bak-${stamp}"
ln -s "$src" "$target"
echo "[mosaic-local-skills] migrated: $target -> $src"
else
echo "[mosaic-local-skills] would migrate: $target -> $src"
fi
fi
done
done < <(find "$MOSAIC_HOME/skills-local" -mindepth 1 -maxdepth 1 -type d -print0)
if [[ $APPLY -eq 1 ]]; then
echo "[mosaic-local-skills] complete: migrated=$count"
else
echo "[mosaic-local-skills] dry-run: migratable=$count"
echo "[mosaic-local-skills] re-run with --apply to migrate"
fi