ci: use depot.dev to build images (#243)

.github/workflows/build.yaml

@@ -28,6 +28,7 @@ permissions:
   actions: read
   checks: none
   contents: read
+  id-token: write
   deployments: none
   issues: none
   packages: none
@@ -76,6 +77,9 @@ jobs:
         run: |
           curl -sfL https://raw.githubusercontent.com/aquasecurity/trivy/main/contrib/install.sh | sh -s -- -b /usr/local/bin v0.37.1
 
+      - name: Set up Depot CLI
+        uses: depot/setup-action@v1
+
       - name: Build ubuntu images
         run: |
           ${{ github.workspace }}/scripts/build_images.sh \

scripts/build_images.sh

@@ -100,7 +100,7 @@ for image in "${IMAGES[@]}"; do
     continue
   fi
 
-  run_trace $DRY_RUN docker build \
+  run_trace $DRY_RUN depot build --project "gb3p8xrshk" --load \
     "${docker_flags[@]}" \
     "$image_dir" \
     --file="$image_path" \