Revise release process in README

Updated release instructions for versioning and workflow.

Author: eval

README.md

@@ -160,11 +160,17 @@ Using [mise](https://mise.jdx.dev/) for env-vars is recommended.
 
 ### Releasing
 
-1. Set the version in `lib/bonchi/version.rb` and commit
-2. Run the release workflow manually from GitHub Actions
-   - Publishes to RubyGems (with Sigstore attestation)
-   - Creates git tag and GitHub release after successful publish
-3. Update `version.rb` to the next dev version (e.g. `"1.2.4.dev"`)
+1. Update `lib/bonchi/version.rb`  
+   ```
+   bin/rake 'gem:write_version[0.5.0]'
+   ```
+1. Release workflow from GitHub Actions...
+   - ...publishes to RubyGems (with Sigstore attestation)
+   - ...creates git GitHub release after successful publish
+1. Update `version.rb` for next dev-cycle
+   ```
+   bin/rake 'gem:write_version[0.6.0.dev]'
+   ```
 
 ## License