[Draft] added support for abstract components

[hutm]

Overview:

• Allow for defining an abstract base class for a component category
• Configure pipeline dynamically at runtime by providing concrete classes that implement component business logic

Details:

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Related Issues: (use one of the action keywords Closes / Fixes / Resolves / Relates to)

• closes GitHub issue: Make pipelines composable by defining an abstract or base class for a component category. #374

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[hutm]

resolved in #924