feat: unify AI extension management

[CollieIsCute]

Summary

• add a single chezmoi inventory for Claude Code, Codex, and OpenCode skills, marketplaces, and plugins
• install and update native plugins on each AI extensions: Synchronizing Claude Code plugins
  Updating marketplace: superclaude...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: superclaude
  Updating marketplace: superpowers-marketplace...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: superpowers-marketplace
  Updating marketplace: ponytail...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: ponytail
  Checking for updates for plugin "superpowers@superpowers-marketplace" at user scope…
  ✔ superpowers is already at the latest version (6.1.1).
  Checking for updates for plugin "ponytail@ponytail" at user scope…
  ✔ ponytail is already at the latest version (4.8.4).
  AI extensions: Synchronizing Codex plugins
  {
  "selectedMarketplaces": [
  "ponytail"
  ],
  "upgradedRoots": [],
  "errors": []
  }
  {
  "pluginId": "ponytail@ponytail",
  "name": "ponytail",
  "marketplaceName": "ponytail",
  "version": "4.8.4",
  "installedPath": "/home/collie/.codex/plugins/cache/ponytail/ponytail/4.8.4",
  "authPolicy": "ON_INSTALL"
  }
  AI extensions: Updating skill collection addyosmani-agent-skills
  Already up to date., while keeping unlisted local extensions intact
• install Ponytail across all three CLIs and synchronize shared user skills

Verification

• diff --git a/.chezmoiscripts/5-sync-ai-extensions.sh b/.chezmoiscripts/5-sync-ai-extensions.sh
  new file mode 100755
  index 0000000000000000000000000000000000000000..04e3087d8f90ef2d4e84e63fd5a7317a397fc02a
  --- /dev/null
  +++ b/.chezmoiscripts/5-sync-ai-extensions.sh
  @@ -0,0 +1,101 @@
  +#!/usr/bin/env bash
  +set -euo pipefail

+info() {

• printf 'AI extensions: %s\n' "$*"
  +}

+skill_destination() {

• case "$1" in
• claude) printf '%s\n' "$HOME/.claude/skills" ;;
• codex) printf '%s\n' "$HOME/.agents/skills" ;;
• opencode) printf '%s\n' "$HOME/.config/opencode/skills" ;;
• *)

•  printf 'Unknown AI skill host: %s\n' "$1" >&2
  

•  return 1
  

•  ;;
  

• esac
  +}

+sync_skill_collection() {

• local source="$1"
• local path="$2"
• shift 2
• if [[ ! -d "$source/$path" ]]; then
• printf 'AI skill source is missing: %s\n' "$source/$path" >&2
• return 1
• fi
• local host destination skill
• for host in "$@"; do
• destination="$(skill_destination "$host")"
• mkdir -p "$destination"
• for skill in "$source/$path"/*; do

•  [[ -d "$skill" ]] || continue
  

•  cp -a "$skill" "$destination/"
  

• done
• done
  +}

+sync_git_skill_collection() {

• local id="$1"
• local source="$2"
• local path="$3"
• shift 3
• local checkout="$HOME/.local/share/chezmoi-ai/sources/$id"
• mkdir -p "$(dirname "$checkout")"
• if [[ ! -d "$checkout/.git" ]]; then
• info "Cloning skill collection $id"
• git clone --depth=1 "$source" "$checkout"
• elif git -C "$checkout" diff --quiet && git -C "$checkout" diff --cached --quiet; then
• info "Updating skill collection $id"
• git -C "$checkout" pull --ff-only
• else
• info "Keeping locally modified skill collection $id"
• fi
• sync_skill_collection "$checkout" "$path" "$@"
  +}

+if command -v claude >/dev/null 2>&1; then

• info "Synchronizing Claude Code plugins"
• if ! claude plugin marketplace list --json | grep -Fq '"name": "superclaude"'; then
• claude plugin marketplace add "SuperClaude-Org/SuperClaude_Plugin" --scope user
• fi
• claude plugin marketplace update "superclaude"
• if ! claude plugin marketplace list --json | grep -Fq '"name": "superpowers-marketplace"'; then
• claude plugin marketplace add "obra/superpowers-marketplace" --scope user
• fi
• claude plugin marketplace update "superpowers-marketplace"
• if ! claude plugin marketplace list --json | grep -Fq '"name": "ponytail"'; then
• claude plugin marketplace add "DietrichGebert/ponytail" --scope user
• fi
• claude plugin marketplace update "ponytail"
• if claude plugin list --json | grep -Fq '"id": "superpowers@superpowers-marketplace"'; then
• claude plugin update "superpowers@superpowers-marketplace" --scope user
• else
• claude plugin install "superpowers@superpowers-marketplace" --scope user
• fi
• if claude plugin list --json | grep -Fq '"id": "ponytail@ponytail"'; then
• claude plugin update "ponytail@ponytail" --scope user
• else
• claude plugin install "ponytail@ponytail" --scope user
• fi
  +else
• info "Claude Code is not installed; skipping"
  +fi

+if command -v codex >/dev/null 2>&1; then

• info "Synchronizing Codex plugins"
• if ! codex plugin marketplace list --json | grep -Fq '"name": "ponytail"'; then
• codex plugin marketplace add "DietrichGebert/ponytail" --json
• fi
• codex plugin marketplace upgrade "ponytail" --json
• codex plugin add "ponytail@ponytail" --json
  +else
• info "Codex is not installed; skipping"
  +fi
  +sync_git_skill_collection "addyosmani-agent-skills" "https://github.com/addyosmani/agent-skills.git" "skills" "claude" "codex" "opencode"
  +sync_skill_collection "$HOME/.local/share/ai-skills" "." "claude" "codex" "opencode"
  AI extensions: Synchronizing Claude Code plugins
  Updating marketplace: superclaude...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: superclaude
  Updating marketplace: superpowers-marketplace...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: superpowers-marketplace
  Updating marketplace: ponytail...Refreshing marketplace cache (timeout: 120s)…
  ✔ Successfully updated marketplace: ponytail
  Checking for updates for plugin "superpowers@superpowers-marketplace" at user scope…
  ✔ superpowers is already at the latest version (6.1.1).
  Checking for updates for plugin "ponytail@ponytail" at user scope…
  ✔ ponytail is already at the latest version (4.8.4).
  AI extensions: Synchronizing Codex plugins
  {
  "selectedMarketplaces": [
  "ponytail"
  ],
  "upgradedRoots": [],
  "errors": []
  }
  {
  "pluginId": "ponytail@ponytail",
  "name": "ponytail",
  "marketplaceName": "ponytail",
  "version": "4.8.4",
  "installedPath": "/home/collie/.codex/plugins/cache/ponytail/ponytail/4.8.4",
  "authPolicy": "ON_INSTALL"
  }
  AI extensions: Updating skill collection addyosmani-agent-skills
  Already up to date.

• rendered Claude/OpenCode JSON validated with
• rendered synchronization script validated with
• verified Claude Code and Codex plugin inventories
• verified OpenCode resolves the Ponytail plugin