Add GitHub Actions CI

.github/workflows/ci.yml

@@ -0,0 +1,47 @@
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        # Using actions/checkout causes problems with git describe and tags,
+        # we want upstream tags.
+        run: |
+          git clone https://github.com/${{ github.repository }} test
+          cd test
+          git checkout ${{ github.head_ref }}
+          git remote add upstream https://github.com/nakamochi/ndg
+          git fetch upstream
+          git -C . describe --match 'v*.*.*' --tags --abbrev=8
+      - name: Set up Zig
+        uses: goto-bus-stop/setup-zig@v2
+        with:
+          version: '0.12.0'
+      - name: Lint
+        run: |
+          cd test
+          ./tools/fmt-check.sh
+      - name: Test
+        run: |
+          cd test
+          zig build test
+      - name: Build SDL2
+        run: |
+          sudo apt-get -y install libsdl2-dev
+          cd test
+          zig build -Ddriver=sdl2
+      - name: Build X11
+        run: |
+          cd test
+          zig build -Ddriver=x11
+      - name: Build Aarch64
+        run: |
+          cd test
+          zig build -Ddriver=fbev -Dtarget=aarch64-linux-musl -Doptimize=ReleaseSafe -Dstrip
+          sha256sum zig-out/bin/nd zig-out/bin/ngui
+      - name: Playground
+        run: |
+          cd test
+          zig build guiplay btcrpc lndhc

README.md

@@ -57,6 +57,11 @@ the CI runs code format checks, tests and builds for fbdev+evdev on aarch64
 and SDL2. it requires a container image with zig and clang tools such as
 clang-format.
 
+there is now support for GitHub Actions, it's described in the
+[.github/workflows/ci.yml](.github/workflows/ci.yml) file.
+
+below are description for the original CI setup.
+
 to make a new image and switch the CI to use it, first modify the
 [ci-containerfile](tools/ci-containerfile) and produce the image locally: