Add aarch64 to workflow

.github/workflows/continuous-build.yml

@@ -15,12 +15,19 @@ jobs:
         run: |
           apt update && \
           apt install coreutils sed git build-essential gcc-11 g++-11 -y
-      - name: Compile
+          apt install g++-11-aarch64-linux-gnu -y
+      - name: Resolve git hash
         run: |
-          make STATIC=true
           git init
           GIT_HASH=$(git rev-parse --short "$GITHUB_SHA")
-          mv bin/btop bin/btop-$GIT_HASH
+      - name: Compile x86_64
+        run: |
+          make CXX=g++-11 ARCH=x86_64 STATIC=true QUIET=true
+          mv bin/btop bin/btop-x86_64-$GIT_HASH
+      - name: Compile aarch64
+        run: |
+          make CXX=aarch64-linux-gnu-g++-11 ARCH=aarch64 STATIC=true QUIET=true
+          mv bin/btop bin/btop-aarch64-$GIT_HASH
 
       - uses: actions/upload-artifact@v2
         with: