In npm, after running the npm link command to enable your package to be linkable, it's possible to get stuck in a dependency hell, where in the dependency section of your package.json, you get
"dependencies": { "your_package_name": "file:", },
This is where no matter what you try to do, "your_package_name": "file:" just wouldn't get removed from the dependencies.
I spent hours of research, and eventually found out that in order to remove this,
In 2017, with the release of Delphi 10.2 Tokyo, Embarcadero introduced a specialized implementation of the Observer pattern into the System.Classes unit. While it has been in the wild for 9 years, it remains a "hidden" architecture for many, primarily because it serves as the invisible engine behind LiveBindings. Other than live bindings, you can also use the Observer pattern as a way to update component settings to the Windows registry, an .ini file, or persist it elsewhere.
System.Classes