CI: add build of fpga with SPI-master

.github/workflows/ci.yaml

@@ -1,4 +1,3 @@
-
 name: ci
 
 on:
@@ -85,6 +84,26 @@ jobs:
         working-directory: hw/boards/tp1/firmware
         run: ./build.sh
 
+  build-spi-bitstream:
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/tillitis/tkey-builder:4
+    steps:
+      - name: checkout
+        uses: actions/checkout@v4
+        with:
+          # fetch-depth: 0
+          persist-credentials: false
+
+      - name: fix
+        # https://github.com/actions/runner-images/issues/6775
+        run: |
+          git config --global --add safe.directory "$GITHUB_WORKSPACE"
+
+      - name: make application FPGA with SPI master
+        working-directory: hw/application_fpga
+        run: make application_fpga.bin YOSYS_FLAG=-DINCLUDE_SPI_MASTER
+
   build-bitstream:
     outputs:
       commit_sha: ${{ github.sha }}