Install cross compiler for aarch64

Author: modulrmike

.github/workflows/rust.yml

@@ -45,6 +45,12 @@ jobs:
             libgstrtspserver-1.0-dev \
             libges-1.0-dev
 
+      - name: Install cross-compiler for aarch64
+        if: matrix.target == 'aarch64-unknown-linux-gnu'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y gcc-aarch64-linux-gnu libc6-dev-arm64-cross
+
       - name: Add target if needed
         run: rustup target add ${{ matrix.target }}