Added arm build step to nightly.

Co-authored-by: Shaun Setlock <shaun@setlock.net>
Co-authored-by: Shaun Setlock <shaunsetlock@protonmail.com>
Reviewed-on: https://www.gitea.setlock.net/shaun/dotfiles/pulls/14

.gitea/workflows/nightly_docker_build.yml

@@ -8,7 +8,7 @@ on:
   workflow_dispatch:
 
 jobs:
-  build-and-push:
+  build-amd:
     runs-on: ubuntu-latest
 
     steps:
@@ -33,3 +33,29 @@ jobs:
           platforms: linux/amd64
           tags: |
             gitea.setlock.net/shaun/dev-container:nightly
+
+  build-arm:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.setlock.net
+          username: ${{ secrets.USER }}
+          password: ${{ secrets.TOKEN }}
+
+      - name: Build and Push Docker Image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./tools
+          push: true
+          platforms: linux/arm64
+          tags: |
+            gitea.setlock.net/shaun/dev-container:nightly