Add release workflow (#33)

.github/workflows/release.yaml

@@ -0,0 +1,103 @@
+name: Release
+
+on:
+  push:
+    tags: ["v*"]
+
+jobs:
+  create-release:
+    name: Create Release
+    runs-on: ubuntu-latest
+    outputs:
+      upload_url: ${{ steps.create_release.outputs.upload_url }}
+    steps:
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: true
+          prerelease: false
+
+  build:
+    needs: ["create-release"]
+    strategy:
+      fail-fast: false
+      matrix:
+        # https://doc.rust-lang.org/rustc/platform-support.html
+        # We build all the tier-1 targets at the link above. Should users need a less common target, they can always build it themselves.
+        include:
+          - label: 64-bit-windows
+            target: x86_64-pc-windows-msvc
+            runs-on: windows-latest
+          - label: 32-bit-windows
+            target: i686-pc-windows-msvc
+            runs-on: windows-latest
+          - label: 64-bit-linux
+            target: x86_64-unknown-linux-gnu
+            runs-on: ubuntu-latest
+          - label: 32-bit-linux
+            target: i686-unknown-linux-gnu
+            runs-on: ubuntu-latest
+          - label: arm64-linux
+            target: aarch64-unknown-linux-gnu
+            runs-on: ubuntu-latest
+          - label: 64-bit-macos
+            target: x86_64-apple-darwin
+            runs-on: macos-latest
+
+    name: Build (${{ matrix.target }})
+    runs-on: ${{ matrix.runs-on }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          target: ${{ matrix.target }}
+          override: true
+          profile: minimal
+
+      - name: Build Release
+        run: cargo build --release --locked --verbose
+        env:
+          CARGO_TARGET_DIR: output
+
+      - name: Create Release Archive
+        shell: bash
+        run: |
+          mkdir staging
+          if [ "${{ matrix.runs-on }}" = "windows-latest" ]; then
+            cp "output/release/project-evolution.exe" staging/
+            cd staging
+            7z a ../release.zip *
+          else
+            cp "output/release/project-evolution" staging/
+            cd staging
+            zip ../release.zip *
+          fi
+      - name: Prepare Asset Name
+        shell: bash
+        run: |
+          echo "ASSET_NAME=project-evolution-${{ github.ref_name }}-${{ matrix.label }}-${{ matrix.target }}" >> $GITHUB_ENV
+      - name: Upload Archive to Release
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.create-release.outputs.upload_url }}
+          asset_path: release.zip
+          asset_name: ${{ env.ASSET_NAME }}.zip
+          asset_content_type: application/octet-stream
+
+      - name: Upload Archive as Artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{ env.ASSET_NAME }}.zip
+          path: release.zip