Update the README with complete release instructions

README.md

@@ -229,13 +229,22 @@ TBD
                        ├─ minor ─ 0.4.0
                        ╰─ patch ─ 0.3.1
 
-* Bump the version to the desired number:
+* Bump the version to the desired number, for example:
 
         $ bump-my-version bump minor
 
   You will see the latest commit & tag by looking at `git log`. You
   can then push these to GitHub to trigger the CI/CD workflow.
 
+* On the [GitHub repository](https://github.com/nsidc/granule-metgen), click
+  'Releases' and follow the steps documented on the 
+  [GitHub Released page](https://docs.github.com/en/repositories/releasing-projects-on-github/managing-releases-in-a-repository#creating-a-release)
+  by drafting a new Release using the version tag just created above. After you
+  have published the release, the MetGenC Publish GHA workflow will be started.
+  Check that the workflow succeeds on the [MetGenC Actions page], and verify
+  that the new package version is
+  [available on PyPI](https://pypi.org/project/nsidc-metgenc/).
+
 ## Credit
 
 This content was developed by the National Snow and Ice Data Center with funding from