Initial from the sandbox repo.

.github/workflows/build.yml

@@ -0,0 +1,39 @@
+name: Build Container
+
+on:
+  push:
+    branches:
+    - main
+    paths:
+    - "opensim/**"
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout Codebase
+      uses: actions/checkout@v2
+
+    - name: Login to ghcr.io
+      run: echo ${{ secrets.CR_PAT }} | docker login ghcr.io -u soup-bowl --password-stdin
+
+    #- name: Login to Docker Hub
+    #  uses: docker/login-action@v1
+    #  with:
+    #    username: ${{ secrets.DOCKER_USER }}
+    #    password: ${{ secrets.DOCKER_TOKEN }}
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+
+    - name: Set up Docker Buildx
+      id: buildx
+      uses: docker/setup-buildx-action@v1
+
+    - name: Build Container
+      uses: docker/build-push-action@v2
+      with:
+        push: true
+        tags: ghcr.io/soup-bowl/opensimulator-docker:edge
+        platforms: linux/amd64,linux/arm64