GitHub: add Golang cross compilation check

Author: guggero

.github/workflows/main.yml

@@ -88,6 +88,40 @@ jobs:
       - name: build CLI binaries
         run: make go-install-cli
 
+  ########################
+  # cross compilation
+  ########################
+  cross-compile:
+    name: cross compilation
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+      matrix:
+        # Please keep this list in sync with make/release_flags.mk!
+        include:
+          - name: i386
+            sys: linux-386
+          - name: amd64
+            sys: darwin-amd64 linux-amd64 windows-amd64
+          - name: arm
+            sys: darwin-arm64 linux-armv6 linux-armv7 linux-arm64
+    steps:
+      - name: cleanup space
+        run: rm -rf /opt/hostedtoolcache
+
+      - name: git checkout
+        uses: actions/checkout@v4
+
+      - name: setup go ${{ env.GO_VERSION }}
+        uses: ./.github/actions/setup-go
+        with:
+          go-version: '${{ env.GO_VERSION }}'
+          key-prefix: cross-compile
+          use-build-cache: 'no'
+
+      - name: build release for all architectures (skip app build)
+        run: make go-release sys="${{ matrix.sys }}"
+
   ########################
   # proto compile check
   ########################