[CodeHealth] Streamline delayed execution and historical data management

[red-0ne]

Objective

Reduce code redundancy and complexity by streamlining delayed flow execution and historical data storage and retrieval.

Origin Document

Delayed-execution-On-Chain-Indexing

Goals

• Harmonize delayed flow execution such as Supplier unstaking.
• Harmonize historical data indexing such as block hashes used in C&P lifecycle.

Deliverables

• A PR implementing Historical Data Indexing and removing custom implementations.
• A PR implementing Delayed function execution and removing custom implementations.

Non-goals / Non-deliverables

• Alter business logic implementation.

General deliverables

• Comments: Add/update TODOs and comments alongside the source code so it is easier to follow.
• Testing: Add new tests (unit and/or E2E) to the test suite.

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Creator: @red-0ne
Co-Owners: @bryanchriswhite

[Olshansk]

@red-0ne Lmk once the design doc for this is ready. I'll review it & run it by BinaryBuilders + InformalSystems to ensure we're doing work that compliments the cosmos SDK.