workflow stuff

.github/workflows/check_submodules.yml

@@ -0,0 +1,47 @@
+name: 'Check submodules branch'
+
+on:
+  push:
+    branches:
+      - dev
+      - "release*"
+    tags:
+      - '*'
+  pull_request:
+
+jobs:
+  check_protobuf:
+    runs-on: [self-hosted, FlipperZeroShell]
+    steps:
+      - name: 'Decontaminate previous build leftovers'
+        run: |
+          if [ -d .git ]; then
+            git submodule status || git checkout "$(git rev-list --max-parents=0 HEAD | tail -n 1)"
+          fi
+
+      - name: 'Checkout code'
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: 'Check protobuf branch'
+        run: |
+          git submodule update --init
+          SUB_PATH="assets/protobuf";
+          SUB_BRANCH="dev";
+          SUB_COMMITS_MIN=40;
+          cd "$SUB_PATH";
+          SUBMODULE_HASH="$(git rev-parse HEAD)";
+          BRANCHES=$(git branch -r --contains "$SUBMODULE_HASH");
+          COMMITS_IN_BRANCH="$(git rev-list --count dev)";
+          if [ $COMMITS_IN_BRANCH -lt $SUB_COMMITS_MIN ]; then
+            echo "name=fails::error" >> $GITHUB_OUTPUT
+            echo "::error::Error: Too low commits in $SUB_BRANCH of submodule $SUB_PATH: $COMMITS_IN_BRANCH(expected $SUB_COMMITS_MIN+)";
+            exit 1;
+          fi
+          if ! grep -q "/$SUB_BRANCH" <<< "$BRANCHES"; then
+            echo "name=fails::error" >> $GITHUB_OUTPUT
+            echo "::error::Error: Submodule $SUB_PATH is not on branch $SUB_BRANCH";
+            exit 1;
+          fi