name: Pinned Zig
description: Reuse the verified Zig installation across hosted runners
runs:
  using: composite
  steps:
    - uses: actions/cache/restore@v4
      id: zig
      with:
        path: ${{ runner.tool_cache }}/zig/0.16.0
        key: zig-0.16.0-${{ runner.os }}-${{ runner.arch }}-minisign-v1
    # The installer checks the verified marker and runs `zig version` on hits.
    - uses: vercel-labs/setup-zig@v1
      with:
        version: 0.16.0
    - uses: actions/cache/save@v4
      if: steps.zig.outputs.cache-hit != 'true'
      with:
        path: ${{ runner.tool_cache }}/zig/0.16.0
        key: ${{ steps.zig.outputs.cache-primary-key }}