CI: Early sketches of a CI-based release pipeline

- large restructuring of the Justfile release commands
- sketch of a release action

.github/workflows/release.yml

@@ -0,0 +1,58 @@
+on:
+  release:
+    types: [created]
+
+jobs:
+  release:
+    name: Release build ${{ matrix.target }}
+    runs-on: ${{ matrix.runner }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - target: x86_64-pc-windows-msvc
+            runner: windows-latest
+            archive: zip
+          - target: x86_64-unknown-linux-musl
+            runner: ubuntu-latest
+            archive: tar.xz
+          - target: x86_64-apple-darwin
+            runner: macos-latest
+            archive: tar.xz
+          - target: aarch64-apple-darwin
+            runner: macos-latest
+            archive: tar.xz
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Install latest nightly
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          profile: minimal
+      - name: Install just
+        uses: extractions/setup-just@v2
+
+      - name: Install nextest (Linux)
+        if: ${{ matrix.runner == 'ubuntu-latest' }}
+        run: curl -LsSf https://get.nexte.st/latest/linux | tar zxf - -C ${CARGO_HOME:-~/.cargo}/bin
+      - name: Install nextest (macOS)
+        if: ${{ matrix.runner == 'macos-latest' }}
+        run: curl -LsSf https://get.nexte.st/latest/mac | tar zxf - -C ${CARGO_HOME:-~/.cargo}/bin
+      - name: Install nextest (Windows)
+        if: ${{ matrix.runner == 'windows-latest' }}
+        run: |
+          $tmp = New-TemporaryFile | Rename-Item -NewName { $_ -replace 'tmp$', 'zip' } -PassThru
+          Invoke-WebRequest -OutFile $tmp https://get.nexte.st/latest/windows
+          $outputDir = if ($Env:CARGO_HOME) { Join-Path $Env:CARGO_HOME "bin" } else { "~/.cargo/bin" }
+          $tmp | Expand-Archive -DestinationPath $outputDir -Force
+          $tmp | Remove-Item
+
+      - name: Build release artifacts
+        run: just release ${{ github.ref }} ${{ matrix.target }}
+
+      - name: Upload release asset
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: spcasm-${{ github.ref }}-${{ matrix.target }}.${{ matrix.archive }}

Justfile

@@ -55,35 +55,39 @@ website url="/":
 	cp -rT doc/book/html site/doc
 	cp -rT target/doc site/doc/api
 
-# Create a new spcasm release from a Windows machine
-[windows]
-release version: release-build-common && (release-finalize-common version)
-	wsl just release-build-common
-
-# Create a new spcasm release from a Unix machine
-[unix]
-release version: release-build-common && (release-finalize-common version)
+# Create a new spcasm release for the specified target.
+release version target: release-build-common target && (release-finalize version target)
 
-release-build-common: test check
-	cargo build -q --profile=spcasm-release
+# Common build steps for all targets.
+release-build-common target:
+	cargo nextest run --target {{target}}
+	cargo build --workspace -q --profile=spcasm-release --target {{target}}
 
-release-finalize-common version:
+# Specific finalization steps for Windows
+[windows]
+release-finalize version target:
 	mkdir 'spcasm-{{version}}'
-	cp target/spcasm-release/spcasm.exe 'spcasm-{{version}}'
-	cp target/spcasm-release/spcasm 'spcasm-{{version}}'
-	cp target/spcasm-release/brr.exe 'spcasm-{{version}}'
-	cp target/spcasm-release/brr 'spcasm-{{version}}'
+	Copy-Item target/spcasm-release/spcasm.exe 'spcasm-{{version}}'
+	Copy-Item target/spcasm-release/brr.exe 'spcasm-{{version}}'
 	@echo '======================================================================='
 	@echo 'spcasm and brr version(s)'
-	wsl './spcasm-{{version}}/spcasm' --version
 	./spcasm-{{version}}/spcasm.exe --version
-	wsl './spcasm-{{version}}/brr' --version
 	./spcasm-{{version}}/brr.exe --version
-	cd doc && mdbook build
-	wsl -e cp -rT include 'spcasm-{{version}}/include'
-	cd spcasm-{{version}} && zip spcasm-{{version}}.zip '*' 'include/*' -x spcasm brr
-	wsl -e tar -caz --exclude '*.exe' --exclude '*.zip' -f spcasm-{{version}}.tar.xz -C spcasm-{{version}} .
-	mv spcasm-{{version}}.tar.xz spcasm-{{version}}
+	Copy-Item -Recurse include 'spcasm-{{version}}'
+	cd spcasm-{{version}} && zip spcasm-{{version}}-{{target}}.zip '*' 'include/*'
+
+# Specific finalization steps for Unix
+[unix]
+release-finalize version target:
+	cp target/spcasm-release/spcasm 'spcasm-{{version}}'
+	cp target/spcasm-release/brr 'spcasm-{{version}}'
+	@echo '======================================================================='
+	@echo 'spcasm and brr version(s)'
+	'./spcasm-{{version}}/spcasm' --version
+	'./spcasm-{{version}}/brr' --version
+	cp -rT include 'spcasm-{{version}}/include'
+	tar caz -f spcasm-{{version}}-{{target}}.tar.xz -C spcasm-{{version}} .
+
 
 clean:
 	cargo clean -r