chore(kitchen-sink): add rivet cloud deploy workflow

Author: NathanFlurry

.github/workflows/rivet-deploy-kitchen-sink.yml

@@ -0,0 +1,39 @@
+name: Rivet Deploy (kitchen-sink)
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, closed]
+    paths:
+      - "examples/kitchen-sink/**"
+      - "rivetkit-typescript/packages/**"
+      - "engine/sdks/typescript/**"
+      - "shared/typescript/**"
+      - ".github/workflows/rivet-deploy-kitchen-sink.yml"
+  push:
+    branches: [main]
+    paths:
+      - "examples/kitchen-sink/**"
+      - "rivetkit-typescript/packages/**"
+      - "engine/sdks/typescript/**"
+      - "shared/typescript/**"
+      - ".github/workflows/rivet-deploy-kitchen-sink.yml"
+  workflow_dispatch:
+
+concurrency:
+  group: rivet-deploy-kitchen-sink-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  rivet-deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: rivet-dev/deploy-action@v1.1.0
+        with:
+          rivet-token: ${{ secrets.KITCHEN_SINK_RIVET_CLOUD_TOKEN }}
+          dockerfile-path: examples/kitchen-sink/Dockerfile
+          docker-build-path: .
+          managed-pool-config: '{"environment":{"PORT":"8080"}}'