ci: build ubuntu-jammy container during ci

Signed-off-by: Alan Wandke <[email protected]>

Author: awandke

.github/workflows/build-containers.yml

@@ -0,0 +1,47 @@
+---
+name: Build and Push Containers
+
+on:
+  push:
+  #TODO: remove this on PR, only do this on pushes to main
+  pull_request:
+    branches: [main]
+
+env:
+  REPO: ${{ github.repository }}
+  REGISTRY: ghcr.io
+
+permissions:
+  packages: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        distro:
+          # - { name: "fedora-41", dockerfile: "ci/fedora-41.Dockerfile" }
+          # - { name: "fedora-42", dockerfile: "ci/fedora-42.Dockerfile" }
+          - { name: "ubuntu-jammy", dockerfile: "ci/ubuntu-jammy.Dockerfile" }
+          # - { name: "ubuntu-noble", dockerfile: "ci/ubuntu-noble.Dockerfile" }
+          # - { name: "rocky-9", dockerfile: "ci/rocky-9.Dockerfile" }
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build image
+        run: |
+          docker build \
+            -f ${{ matrix.distro.dockerfile }} \
+            -t ${{ env.REGISTRY }}/${{ env.REPO }}-build-${{ matrix.distro.name }}:latest .
+
+      - name: Push image
+        run: |
+          docker push ${{ env.REGISTRY }}/${{ env.REPO }}-build-${{ matrix.distro.name }}:latest

ci/ubuntu-jammy.Dockerfile

@@ -0,0 +1,9 @@
+# Usedduring GitHub actions
+FROM ubuntu:jammy
+
+LABEL org.opencontainers.image.source=https://github.com/NationalSecurityAgency/seabee
+
+COPY scripts /scripts
+
+RUN DOCKER=1 /scripts/update_dependencies.sh \
+    && rm -rf /var/lib/apt/lists/*