Adds an image connector; introduces file service

packages/medusa-interfaces/src/file-service.js

@@ -0,0 +1,21 @@
+import BaseService from "./base-service"
+
+/**
+ * Interface for file connectors
+ * @interface
+ */
+class BaseFileService extends BaseService {
+  constructor() {
+    super()
+  }
+
+  upload() {
+    throw Error("upload must be overridden by the child class")
+  }
+
+  delete() {
+    throw Error("delete must be overridden by the child class")
+  }
+}
+
+export default BaseFileService

packages/medusa-interfaces/src/index.js

@@ -2,3 +2,4 @@ export { default as BaseService } from "./base-service"
 export { default as BaseModel } from "./base-model"
 export { default as PaymentService } from "./payment-service"
 export { default as FulfillmentService } from "./fulfillment-service"
+export { default as FileService } from "./file-service"