Add GitHub Actions workflow for build and release

Author: zs-3

.github/workflows/release.yml

@@ -0,0 +1,104 @@
+name: Build and Release ZScript
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # ---------- LINUX X64 ----------
+          - os: ubuntu-latest
+            name: linux-x64-avx2
+            target: bun-linux-x64
+          - os: ubuntu-latest
+            name: linux-x64-baseline
+            target: bun-linux-x64-baseline
+          # ---------- LINUX MUSL (Alpine) ----------
+          - os: ubuntu-latest
+            name: linux-x64-musl-avx2
+            target: bun-linux-x64-musl
+          - os: ubuntu-latest
+            name: linux-x64-musl-baseline
+            target: bun-linux-x64-musl-baseline
+          # ---------- LINUX ARM64 ----------
+          - os: ubuntu-latest
+            name: linux-arm64
+            target: bun-linux-arm64
+          # ---------- WINDOWS X64 ----------
+          - os: ubuntu-latest
+            name: windows-x64-avx2
+            target: bun-windows-x64
+          - os: ubuntu-latest
+            name: windows-x64-baseline
+            target: bun-windows-x64-baseline
+          # ---------- MACOS ----------
+          - os: macos-latest
+            name: macos-x64-avx2
+            target: bun-darwin-x64
+          - os: macos-latest
+            name: macos-x64-baseline
+            target: bun-darwin-x64-baseline
+          - os: macos-latest
+            name: macos-arm64
+            target: bun-darwin-arm64
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: 1.3.6
+
+      - name: Install dependencies
+        # Updated path to new src/compiler directory
+        working-directory: src/compiler
+        shell: bash
+        run: bun install
+
+      - name: Build binary
+        working-directory: src/compiler
+        shell: bash
+        run: |
+          mkdir -p dist
+          # We compile to 'zsc' or 'zsc.exe' exactly as requested
+          if [[ "${{ matrix.target }}" == *"windows"* ]]; then
+            OUTFILE="dist/zsc.exe"
+          else
+            OUTFILE="dist/zsc"
+          fi
+          
+          bun build zsc.js \
+            --bundle \
+            --compile \
+            --target=${{ matrix.target }} \
+            --outfile "$OUTFILE"
+
+      # -------- Packaging Logic --------
+      - name: Package Assets
+        working-directory: src/compiler/dist
+        shell: bash
+        run: |
+          if [[ "${{ matrix.target }}" == *"windows"* ]]; then
+            # Archive contains 'zsc.exe' but zip is named by platform
+            zip zsc-${{ matrix.name }}.zip zsc.exe
+          else
+            chmod +x zsc
+            tar -czf zsc-${{ matrix.name }}.tar.gz zsc
+          fi
+
+      - name: Upload Release Assets
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            src/compiler/dist/*.zip
+            src/compiler/dist/*.tar.gz