Add Linux ARM64 (aarch64) build support

.github/workflows/ci.yml

@@ -71,3 +71,26 @@ jobs:
 
       - name: Build
         run: npm run build
+
+  build-linux-arm64:
+    name: Build (linux-arm64)
+    runs-on: ubuntu-24.04-arm
+    needs: lint-typecheck-test
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install system dependencies
+        run: sudo apt-get update && sudo apt-get install -y libsecret-1-dev
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build

.github/workflows/release.yml

@@ -94,10 +94,49 @@ jobs:
           if-no-files-found: ignore
           retention-days: 30
 
+  package-linux-arm64:
+    name: Package (linux-arm64)
+    runs-on: ubuntu-24.04-arm
+    needs: validate
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+
+      - name: Install system dependencies
+        run: sudo apt-get update && sudo apt-get install -y libsecret-1-dev
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Package
+        run: npx electron-builder --linux --arm64 --publish never
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: sncode-linux-arm64
+          path: |
+            release/*.AppImage
+            release/*.yml
+            release/*.yaml
+          if-no-files-found: ignore
+          retention-days: 30
+
   release:
     name: Create Release
     runs-on: ubuntu-latest
-    needs: package
+    needs: [package, package-linux-arm64]
     # Only create a release when triggered by a tag push or when a version is specified
     if: startsWith(github.ref, 'refs/tags/v') || inputs.version != ''