maybe maybe

.github/workflows/build-boards.yml

@@ -46,8 +46,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     container:
-      image: zephyrprojectrtos/zephyr-build:latest
-
+      image: zmkfirmware/zmk-build-arm:stable
     needs: matrix
     name: Build
     strategy:
@@ -72,6 +71,23 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
+      - name: Cache west modules
+        uses: actions/cache@v3.0.11
+        continue-on-error: true
+        env:
+          cache_name: cache-zephyr-${{ env.zephyr_version }}-modules
+        with:
+          path: |
+            modules/
+            tools/
+            zephyr/
+            bootloader/
+          key: ${{ runner.os }}-build-${{ env.cache_name }}-${{ hashFiles('**/west.yml', '**/build.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-build-${{ env.cache_name }}-
+            ${{ runner.os }}-build-
+            ${{ runner.os }}-
+
       - name: West Init
         run: west init -l ${{ inputs.config_path }}
 

west.yml

@@ -9,5 +9,5 @@ manifest:
   projects:
     - name: zephyr
       remote: zephyrproject-rtos
-      revision: v3.5
+      revision: main
       import: true