feat: support linux/arm64 build

.github/workflows/release-weekly-build.yml

@@ -79,6 +79,10 @@ jobs:
         if: ${{ matrix.os == 'macos-latest' }}
         run: make TAG_NAME=${{ github.event.inputs.tag }} -f builder.Makefile build-mac-arm64
 
+      - name: Build Linux arm64 binary
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: make TAG_NAME=${{ github.event.inputs.tag }} -f builder.Makefile build-linux-arm64
+
       - name: Upload binary artifact
         if: ${{ github.event.inputs.tag != '' }} # don't push artifacts if no tag is specified
         uses: actions/upload-artifact@v2

builder.Makefile

@@ -61,6 +61,7 @@ test-unit:
 
 cross:
 	GOOS=linux   GOARCH=amd64 $(GO_BUILD) -o dist/docker-scan_linux_amd64 ./cmd/docker-scan
+	GOOS=linux   GOARCH=arm64 $(GO_BUILD) -o dist/docker-scan_linux_arm64 ./cmd/docker-scan
 	GOOS=darwin  GOARCH=amd64 $(GO_BUILD) -o dist/docker-scan_darwin_amd64 ./cmd/docker-scan
 	GOOS=darwin  GOARCH=arm64 $(GO_BUILD) -o dist/docker-scan_darwin_arm64 ./cmd/docker-scan
 	GOOS=windows GOARCH=amd64 $(GO_BUILD) -o dist/docker-scan_windows_amd64.exe ./cmd/docker-scan
@@ -69,6 +70,10 @@ build-mac-arm64:
 	mkdir -p bin
 	GOOS=darwin GOARCH=arm64 $(GO_BUILD) -o bin/docker-scan_darwin_arm64 ./cmd/docker-scan
 
+build-linux-arm64:
+	mkdir -p bin
+	GOOS=linux GOARCH=arm64 $(GO_BUILD) -o bin/docker-scan_linux_arm64 ./cmd/docker-scan
+
 .PHONY: build
 build:
 	mkdir -p bin