this might work

.github/workflows/ci.yml

@@ -34,12 +34,17 @@ jobs:
   cross-check:
     name: Check Cross-Compilation
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target:
+          - armv7-unknown-linux-gnueabihf
+          - thumbv7em-none-eabihf
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: "armv7-unknown-linux-gnueabihf, thumbv7em-none-eabihf"
-      - run: cargo check --release --no-default-features
+      - run: cargo check --release --target=${{matrix.target}} --no-default-features
 
   fmt:
     name: Check formatting