.github: workflows: Specify Hetzner Ubuntu mirrors for all image builds

Custom APT mirror URIs are now required to be specified for each image
build because the source overrides in the base image no longer persist.

Signed-off-by: Stephanos Ioannidis <[email protected]>

Author: stephanosio

.github/workflows/ci.yml

@@ -139,6 +139,34 @@ jobs:
           echo "EOF"
         } >> $GITHUB_OUTPUT
 
+    - name: Generate CI image build arguments
+      id: buildarg_ci
+      run: |
+        {
+          echo "args<<EOF"
+          echo "BASE_IMAGE=${{ env.GHCR_BASE }}/${{ env.BASE_IMAGE_NAME }}:${{ steps.meta_base.outputs.version }}"
+          if [ "${ZEPHYR_RUNNER_CLOUD_PROVIDER}" == "Hetzner" ]; then
+            echo "UBUNTU_MIRROR_ARCHIVE=mirror.hetzner.com/ubuntu/packages"
+            echo "UBUNTU_MIRROR_SECURITY=mirror.hetzner.com/ubuntu/security"
+            echo "UBUNTU_MIRROR_PORTS=mirror.hetzner.com/ubuntu-ports/packages"
+          fi
+          echo "EOF"
+        } >> $GITHUB_OUTPUT
+
+    - name: Generate Developer image build arguments
+      id: buildarg_developer
+      run: |
+        {
+          echo "args<<EOF"
+          echo "BASE_IMAGE=${{ env.GHCR_BASE }}/${{ env.CI_IMAGE_NAME }}:${{ steps.meta_ci.outputs.version }}"
+          if [ "${ZEPHYR_RUNNER_CLOUD_PROVIDER}" == "Hetzner" ]; then
+            echo "UBUNTU_MIRROR_ARCHIVE=mirror.hetzner.com/ubuntu/packages"
+            echo "UBUNTU_MIRROR_SECURITY=mirror.hetzner.com/ubuntu/security"
+            echo "UBUNTU_MIRROR_PORTS=mirror.hetzner.com/ubuntu-ports/packages"
+          fi
+          echo "EOF"
+        } >> $GITHUB_OUTPUT
+
     - name: Build base image
       uses: redhat-actions/buildah-build@v2
       with:
@@ -155,8 +183,7 @@ jobs:
         containerfiles: Dockerfile.ci
         tags: ${{ steps.meta_ci.outputs.tags }}
         labels: ${{ steps.meta_ci.outputs.labels }}
-        build-args: |
-          BASE_IMAGE=${{ env.GHCR_BASE }}/${{ env.BASE_IMAGE_NAME }}:${{ steps.meta_base.outputs.version }}
+        build-args: ${{ steps.buildarg_ci.outputs.args }}
         extra-args: |
           --pull-never
 
@@ -167,8 +194,7 @@ jobs:
         containerfiles: Dockerfile.devel
         tags: ${{ steps.meta_developer.outputs.tags }}
         labels: ${{ steps.meta_developer.outputs.labels }}
-        build-args: |
-          BASE_IMAGE=${{ env.GHCR_BASE }}/${{ env.CI_IMAGE_NAME }}:${{ steps.meta_ci.outputs.version }}
+        build-args: ${{ steps.buildarg_developer.outputs.args }}
         extra-args: |
           --pull-never