docs: Add comprehensive JSDoc for getDeployedCloneFactoryContract function

Author: gregfromstl

packages/thirdweb/src/contract/deployment/utils/clone-factory.ts

@@ -3,6 +3,13 @@ import { getDeployedInfraContract } from "./infra.js";
 
 /**
  * @internal
+ * Retrieves the deployed clone factory contract instance if available
+ * @param args - Client and chain information required to locate the contract
+ * @returns Promise that resolves to the clone factory contract instance if deployed, null otherwise
+ * @remarks
+ * This function performs two checks:
+ * 1. Verifies if the Forwarder contract is deployed
+ * 2. If Forwarder exists, checks if TWCloneFactory is deployed with the Forwarder address
  */
 export async function getDeployedCloneFactoryContract(args: ClientAndChain) {
   // check if Forwarder is deployed