Feasibility of software development and standardized pipeline development

The boss of a partner is now in a new company. The idea is as follows:
The developed platform has nothing to do with developers. You only need to call standardized components and assemble them in the pipeline.
The entire management philosophy is that all employees are not important, because of this way of assembly in the standardized assembly line.

What I want to discuss with you is:
In software development and development, what is the feasibility of standardized components and assembly line?
Aside from the interests of all parties, compared with this method, employees are dispensable. What are the disadvantages and benefits of management?