CI: add build CI for api-prox

.github/workflows/docker-anix-api-prox.yml

@@ -0,0 +1,25 @@
+name: Build and Publish 'anix-api-prox' to Docker Hub
+
+on:
+  push:
+    branches:
+      - V3
+    paths:
+      - "api-prox/*.ts"
+      - "!api-prox/hooks/*"
+      - "!api-prox/episode/*"
+      - "api-prox/Dockerfile"
+  workflow_dispatch:
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+      - name: Build Image
+        run: docker build . -t radiquum/anix-api-prox:dev
+      - name: Publish Image
+        run: |
+          docker login -u radiquum -p ${{ secrets.DOCKERHUB_TOKEN }}
+          docker push radiquum/anix-api-prox:dev