ci: create github release on merge to live

Author: tillywoodfield

.github/workflows/build-and-push-image.yml

@@ -1,9 +1,8 @@
 name: Build and push image
 
 on:
-  push:
-    tags:
-      - "v*"
+  release:
+    types: [published]
 
 jobs:
   build-and-push-image:

.github/workflows/create-tag.yml renamed to .github/workflows/create-release.yml

@@ -1,13 +1,15 @@
-name: Create tag
+name: Create GitHub release
 
 on:
   push:
     branches:
       - live
 
 jobs:
-  create-tag:
+  create-release:
     runs-on: ubuntu-latest
+    env:
+      GH_TOKEN: ${{ github.token }}
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -25,3 +27,9 @@ jobs:
         run: |
           git tag "v${VERSION}"
           git push origin "v${VERSION}"
+      - name: Create release
+        run: |
+          gh release create "v${VERSION}" \
+            --repo="${GITHUB_REPOSITORY}" \
+            --title="v${VERSION}" \
+            --generate-notes