CI script have been declares constants so that the source it builds is fixed to the HEAD of master branch.
Other things to fix are that the Third party's repository constraints and GitHub-Actions official plugin specifications have changed since the CI script was created.
Solution
Dynamically identify the latest tags.
Remove declarations of constants fixed to the master branch when determining the source to build.
Update the parts where it is no longer possible to build or release using the CI script to the current appropriate implementation.
Analysis
CI script have been declares constants so that the source it builds is fixed to the HEAD of master branch. Other things to fix are that the Third party's repository constraints and GitHub-Actions official plugin specifications have changed since the CI script was created.
Solution