Agent Cc Configs Sync

Seeds a new device or idempotently reconciles an existing one against the Claude Code station spec in specs/claude-code/ - pulls the latest ~/.agents first, vets the inbound delta and alerts on anything breaking or critical, runs sync-skills.sh, applies the global CLAUDE.md pointer template, then diffs settings, hooks, statuslines, keybindings, plugins and CLI deps item by item, asking the user which drifted items to apply. Invoked explicitly (/agent-cc-configs-sync) when setting up Claude Code on a new machine, bringing a device up to date with the specs, or checking a station for drift. External installs (brew, plugins, claude-mem) are an opt-in second step. The git com…