add building ui image workflow

.github/workflows/build-ui-image.yaml

@@ -0,0 +1,38 @@
+name: Build UI and Test
+
+# This workflow will run on master branch and on any pull requests targeting master
+on:
+  push:
+    tags:
+      - 'v*'
+jobs:
+  build-and-push-docker-ui-image:
+    name: Build and push UI Docker image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Get tag
+        id: tag
+        run: echo  "TAG=$(git describe --tags HEAD)" >> $GITHUB_OUTPUT
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build image and push to Docker Hub
+        uses: docker/build-push-action@v2
+        with:
+          context: ./ui/
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ github.repository }}-ui:${{ steps.tag.outputs.TAG }},${{ github.repository }}-ui:latest

ui/nginx.cfg/nginx.conf

@@ -4,6 +4,7 @@ server {
     root   /usr/share/nginx/html;
 
     location = / {
+        absolute_redirect off;
         return 301 /nodeIDs;
     }
     location /nodeIDs {