Added Docker build

Marked private to avoid it being treated as a production build.

.github/workflows/build.yml

@@ -18,11 +18,11 @@ jobs:
     - 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: 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
@@ -36,5 +36,5 @@ jobs:
       with:
         push: true
         context: "{{defaultContext}}:opensim"
-        tags: ghcr.io/soup-bowl/opensimulator-docker:edge
+        tags: soupbowl/opensimulator:edge,ghcr.io/soup-bowl/opensimulator-docker:edge
         platforms: linux/amd64,linux/arm64