try

.github/workflows/build.yaml

@@ -5,7 +5,9 @@ on:
 jobs:
   build:
     name: Build ${{ matrix.model }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
+    container:
+      image: shellyhomekit/mos:latest
     strategy:
       fail-fast: false
       matrix:
@@ -41,10 +43,6 @@ jobs:
       - name: Build docker image # remove if newer mos docker image is available
         if: ${{ contains( matrix.model , 'Plus') || contains( matrix.model , 'Gen3') }}
         run: docker build -t mgos/esp32-build:4.4.1-r7 -f .github/workflows/Dockerfile-esp32-build .
-      - name: Install mos build tool
-        run: |
-          sudo add-apt-repository -y ppa:mongoose-os/mos
-          sudo apt -q install -y mos-latest
       - name: Build
         run: make ${{ matrix.model }} RELEASE=1 RELEASE_SUFFIX=$(.github/version.py --suffix)       
       - name: Upload firmware artifacts