feature(microservices): add interface for pattern

Author: Geass1000

packages/microservices/interfaces/index.ts

@@ -7,3 +7,4 @@ export * from './microservice-configuration.interface';
 export * from './packet.interface';
 export * from './pattern-metadata.interface';
 export * from './request-context.interface';
+export * from './pattern.interface';

packages/microservices/interfaces/pattern.interface.ts

@@ -0,0 +1,8 @@
+
+export type MsFundamentalPattern = string | number;
+
+export interface MsObjectPattern {
+  [key: string]: MsFundamentalPattern | MsObjectPattern;
+}
+
+export type MsPattern = MsObjectPattern | MsFundamentalPattern;