Pull Request Overview

This PR improves error handling in Raft state machines by ensuring that errors are properly reported to the iterator when exceptions occur during state machine operations.

• Adds error reporting via setErrorAndRollback() when exceptions are caught during state machine operations
• Implements consistent error handling across both store and PD components

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
HgStoreStateMachine.java	Adds error reporting call when exceptions occur during state machine operations
RaftStateMachine.java	Adds error reporting call when exceptions occur during state machine operations

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