feat: add on release published action

.github/workflows/release.yaml

@@ -0,0 +1,21 @@
+name: Post-release
+
+on:
+  release:
+    types: [published]
+  # Can be manually dispatched too
+  workflow_dispatch:
+
+jobs:
+  postrelease:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Create Sentry release
+        uses: getsentry/action-release@v1
+        env:
+          SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
+          SENTRY_ORG: ${{ secrets.SENTRY_ORG }}
+          SENTRY_PROJECT: ${{ secrets.SENTRY_PROJECT }}
+        with:
+          environment: production