Implement wait operation testing support

[yaythomas]

Context

Add wait multiplier configuration with default value of 0 for testing

Technical Requirements

• Add wait multiplier configuration with default value of 0 for testing
• Modify wait operation processing to apply multiplier
• Ensure immediate completion when multiplier is 0
• Update wait operation status transitions

Acceptance Criteria

• Wait multiplier configuration added with default value of 0
• Wait operation processing modified to apply multiplier
• Immediate completion ensured when multiplier is 0
• Wait operation status transitions updated