feat: Add dynamic fields structure to step arguments

packages/types/index.d.ts

@@ -167,6 +167,7 @@ export interface IApp {
   flowCount?: number;
   beforeRequest?: TBeforeRequest[];
   dynamicData?: IDynamicData;
+  dynamicFields?: IDynamicFields;
   triggers?: ITrigger[];
   actions?: IAction[];
   connections?: IConnection[];
@@ -180,6 +181,10 @@ export interface IDynamicData {
   [index: string]: any;
 }
 
+export interface IDynamicFields {
+  [index: string]: any;
+}
+
 export interface IAuth {
   generateAuthUrl?($: IGlobalVariable): Promise<void>;
   verifyCredentials?($: IGlobalVariable): Promise<void>;