[WIP] Add action to update v1 on every merge

Currently running on each push to make sure it works

.github/workflows/release.yaml

@@ -0,0 +1,22 @@
+name: Release
+
+on:
+  push:
+
+jobs:
+
+  tag-release:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Re-tag v1
+        # Note, the current `v1` tag won't have been pulled by "checkout" above, so we can just create a new one
+        run: git tag v1 && git show --no-patch v1
+
+      - name: Publish v1
+        run: git push -f origin v1