Function handlerMethodName

scripts/codegen/typescript.ts:835–838

* Derive the handler method name from the full RPC method name. * e.g., "sessionFs.readFile" → "readFile"

(rpcMethod: string)

 * e.g., "sessionFs.readFile" → "readFile"
 */
function handlerMethodName(rpcMethod: string): string {
    const parts = rpcMethod.split(".");
    return parts[parts.length - 1];
}

/**
 * Generate handler interfaces and a registration function for client session API groups.