ci: add release workflow

.github/workflows/release.yml

@@ -0,0 +1,97 @@
+name: release
+
+on:
+  workflow_dispatch:
+    inputs:
+      release: # e.g. ' v1.2.5'
+        description: Paseo release tag
+        required: true
+      rust: # e.g. '1.77.0'
+        description: Rust version
+        required: true
+      title: # e.g. 'Paseo Release 1.2.5'
+        description: Release title
+        required: true
+
+jobs:
+  build:
+    runs-on: ${{ matrix.platform.os }}
+    permissions:
+      contents: write
+    strategy:
+      matrix:
+        platform:
+          # Linux
+          - os: ubuntu-22.04
+            target: aarch64-unknown-linux-gnu
+          - os: ubuntu-22.04
+            target: x86_64-unknown-linux-gnu
+          # macOS
+          - os: macos-14
+            target: aarch64-apple-darwin
+          - os: macos-14
+            target: x86_64-apple-darwin
+    env:
+      RUSTFLAGS: "${{ matrix.platform.cpu != '' && format('-C target-cpu={0}', matrix.platform.cpu) || '' }} ${{ matrix.platform.target == 'aarch64-unknown-linux-gnu' && '-C linker=aarch64-linux-gnu-gcc' || '' }}"
+      path: "target/${{ matrix.platform.target }}/production"
+      archive: "chain-spec-generator-${{ matrix.platform.target }}${{ matrix.platform.cpu != '' && format('-{0}', matrix.platform.cpu) || '' }}.tar.gz"
+      sha: ${{ contains(matrix.platform.target, 'apple') && 'shasum -a 256' || 'sha256sum' }}
+    steps:
+      - name: Free up space
+        shell: bash
+        run: |
+          sudo rm -rf /usr/share/dotnet
+          sudo rm -rf /opt/ghc
+          sudo rm -rf "/usr/local/share/boost"
+          sudo rm -rf "$AGENT_TOOLSDIRECTORY"
+
+      # Clone and checkout release
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - id: commit
+        name: Note commit
+        run: |
+          echo "rev=$(git rev-parse --short HEAD | tr -d '\n')" >> "$GITHUB_OUTPUT"
+
+      # Install packages
+      - name: Install packages (Linux)
+        if: contains(matrix.platform.target, 'linux')
+        run: sudo apt-get install -y protobuf-compiler ${{ contains(matrix.platform.target, 'aarch64') && 'crossbuild-essential-arm64' || '' }}
+      - name: Install packages (macOS)
+        if: contains(matrix.platform.target, 'apple')
+        run: brew install protobuf
+
+      # Configure Rust toolchain
+      - name: Set Rust version
+        run: |
+          rustup default ${{ github.event.inputs.rust }}
+          rustup component add rust-src
+          rustup target add ${{ matrix.platform.target }} wasm32-unknown-unknown
+
+      # Build and package
+      - name: Build chain-spec-generator
+        run: cargo b --profile=production -p chain-spec-generator -F fast-runtime --target ${{ matrix.platform.target }}
+      - name: Package chain-spec-generator
+        working-directory: ${{ env.path }}
+        run: |
+          ${{ env.sha }} chain-spec-generator > chain-spec-generator.sha256
+          tar -czf ${{ env.archive }} chain-spec-generator chain-spec-generator.sha256
+
+      # Add package to workflow
+      - name: Upload archives
+        uses: actions/upload-artifact@v3
+        with:
+          name: binaries
+          path: |
+            ${{ env.path }}/${{ env.archive }}
+
+      # Add package to release
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        with:
+          name: ${{ github.event.inputs.title }}
+          tag_name: ${{ github.event.inputs.release }}
+          body: "Release generated from release tag `${{ github.event.inputs.release }}` (commit: `${{ steps.commit.outputs.rev }}`) and using Rust `${{ github.event.inputs.rust }}`.\n\nPlease see https://github.com/paseo-network/runtimes/releases/tag/${{ github.event.inputs.release }} for release notes."
+          files: |
+            ${{ env.path }}/${{ env.archive }}