Adding Deprecation Warnings

Adds backward-compatible deprecation warnings for renamed or removed properties using the defineDeprecatedProperty helper in src/lib/litegraph/src/utils/feedback.ts.

When to Use

• A property or API has been renamed and custom nodes still use the old name
• A property is being removed but needs a grace period
• Backward compatibility must be preserved while nudging adoption

Steps

1. Search the Custom Node Ecosystem

Before implementing, assess impact by searching for usage of the deprecated property across ComfyUI custom nodes: