Clean up release instructions and CI

Author: davidliu

.github/workflows/release.yml

@@ -1,11 +1,7 @@
-name: Publish
+name: Manual Publish
 
 on:
   workflow_dispatch:
-  push:
-    # only publish on version tags
-    tags:
-      - v*
 
 jobs:
   publish:

RELEASING.md

@@ -1,14 +1,4 @@
 # Releasing
 
 1. Approve and merge the changeset PR.
-2. Confirm that the `publish` github action is completed successfully.
-
-## Old instructions
-1. In the top-level gradle.properties file, update the `VERSION_NAME` property. This will usually just be removing the `-SNAPSHOT` suffix.
-1. Commit and push changes.
-1. Tag the release: `git tag v[VERSION_NAME]`. Make sure there is a `v` prefix at the front of the tag. This indicates to the CI that this is a release tag.
-1. Push tags: `git push --tags`
-1. Confirm that the `publish` github action is completed successfully.
-1. Add a new GitHub release with change logs.
-1. Prepare the version for the next release by bumping the `VERSION_NAME` property and adding the `-SNAPSHOT` suffix.
-1. Additionally update the version names in README.md.
+2. Confirm that the `Changeset action` github action is completed successfully.