add sponsors

.github/workflows/sponsors.yml

@@ -0,0 +1,23 @@
+name: Generate Sponsors README
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: 45 12 * * *
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Generate Sponsors
+        uses: JamesIves/github-sponsors-readme-action@v1
+        with:
+          token: ${{ secrets.SPONSOR_PAT }}
+          file: 'README.md'
+
+      - name: Deploy to README
+        uses: JamesIves/github-pages-deploy-action@v4
+        with:
+          branch: main
+          folder: '.'

README.md

@@ -27,6 +27,10 @@ This Docker container has been tested and will work on Linux (Ubuntu/Debian), Wi
 >
 > They will need to join players using the invite code and are limited to sessions of 4 players max.
 
+## Sponsors
+
+<!-- sponsors --><!-- sponsors -->
+
 ## Server Requirements
 
 | Resource | Minimum | Recommended                              |