Add GitHub Actions CI/release pipeline

.github/workflows/release.yml

@@ -0,0 +1,45 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - run: cargo check --workspace
+      - run: cargo test --workspace
+
+  build:
+    needs: check
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - name: Install Windows target
+        run: |
+          rustup target add x86_64-pc-windows-gnu
+          sudo apt-get update && sudo apt-get install -y mingw-w64
+      - name: Build Linux
+        run: cargo build --release
+      - name: Build Windows
+        run: cargo build --release --target x86_64-pc-windows-gnu
+      - name: Package
+        run: |
+          mkdir -p builds
+          cp target/release/notalterra notalterra
+          tar -czf builds/notalterra-${GITHUB_REF_NAME}-linux-amd64.tar.gz notalterra
+          cp target/x86_64-pc-windows-gnu/release/notalterra.exe NotAlterra.exe
+          zip -q builds/notalterra-${GITHUB_REF_NAME}-windows-x64.zip NotAlterra.exe
+      - name: Upload to release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: builds/*
+          body_path: _release.md