Fixes as a result of 'end-to-end-backend' test

packages/medusa-fulfillment-manual/.babelrc

@@ -1,7 +1,8 @@
 {
   "plugins": [
     "@babel/plugin-proposal-class-properties",
-    "@babel/plugin-transform-instanceof"
+    "@babel/plugin-transform-instanceof",
+    "@babel/plugin-transform-classes"
   ],
   "presets": ["@babel/preset-env"],
   "env": {
@@ -9,4 +10,4 @@
       "plugins": ["@babel/plugin-transform-runtime"]
     }
   }
-}
+}

packages/medusa-fulfillment-manual/package.json

@@ -1,6 +1,6 @@
 {
   "name": "medusa-fulfillment-manual",
-  "version": "0.1.27-alpha.0",
+  "version": "1.0",
   "description": "A manual fulfillment provider for Medusa",
   "main": "index.js",
   "repository": {
@@ -23,7 +23,7 @@
     "jest": "^25.5.2"
   },
   "scripts": {
-    "build": "babel src --out-dir . --ignore **/__tests__",
+    "build": "babel src -d dist",
     "prepare": "cross-env NODE_ENV=production npm run build",
     "watch": "babel -w src --out-dir . --ignore **/__tests__"
   },
@@ -32,7 +32,6 @@
     "@babel/plugin-transform-instanceof": "^7.8.3",
     "@babel/runtime": "^7.7.6",
     "express": "^4.17.1",
-    "medusa-core-utils": "^0.3.0",
-    "medusa-interfaces": "^0.1.27-alpha.0"
+    "medusa-core-utils": "^0.3.0"
   }
-}
+}

packages/medusa-fulfillment-manual/src/services/manual-fulfillment.js

@@ -1,6 +1,6 @@
 import { FulfillmentService } from "medusa-interfaces"
 
-class ManualFulfillmentService extends FulfillmentService { 
+class ManualFulfillmentService extends FulfillmentService {
   static identifier = "manual"
 
   constructor() {
@@ -8,9 +8,11 @@ class ManualFulfillmentService extends FulfillmentService {
   }
 
   getFulfillmentOptions() {
-    return [{
-      id: "manual-fulfillment"
-    }]
+    return [
+      {
+        id: "manual-fulfillment",
+      },
+    ]
   }
 
   validateFulfillmentData(data, cart) {
@@ -18,11 +20,7 @@ class ManualFulfillmentService extends FulfillmentService {
   }
 
   validateOption(data) {
-    if (data.id === "manual-fulfillment") {
-      return true
-    }
-
-    return false
+    return true
   }
 
   canCalculate() {