Add Windows support and CI coverage

Review threads live on the whole diff, not on one commit, so none are shown here - a thread's line means something in the branch's final form, and painting it into an intermediate step would put it on code it is not about.

.github/workflows/ci.ymlmodified+8-0

Changes to .github/workflows/ci.yml

		⋯27 linesShow the 27 lines above this hunk@@ -28,10 +28,18 @@ jobs:
28	28	run: echo "version=$(cat .zig-version)" >> "$GITHUB_OUTPUT"
29	29
30	30	- name: Setup Zig
	31	+ if: runner.os != 'Windows'
31	32	uses: pantry-pm/pantry/packages/action@main
32	33	with:
33	34	packages: zig@${{ steps.zig-version.outputs.version }}
34	35
	36	+ - name: Setup Zig on Windows
	37	+ if: runner.os == 'Windows'
	38	+ uses: mlugg/setup-zig@v2
	39	+ with:
	40	+ version: ${{ steps.zig-version.outputs.version }}
	41	+ mirror: https://zig.mirror.mschae23.de/zig
	42	+
35	43	- name: Verify Zig installation
36	44	run: zig version
37	45