Splitting design into separate services

services/inventory/design/design.go

@@ -0,0 +1,44 @@
+package design
+
+import (
+	. "goa.design/goa/v3/dsl"
+)
+
+var _ = API("inventory", func() {
+	Title("Inventory Service")
+	Server("inventory", func() {
+        Host("localhost", func() {
+            URI("grpc://localhost:8081")
+        })
+    })
+})
+
+var _ = Service("inventory", func() {
+	Description("A GRPC back service that handles CRUD operations for the characters’ inventories")
+	// Method("listItems", func() {
+	// })
+
+	Method("addItem", func() {
+		Payload(Int)
+		Result(Empty)
+		Error("NotFound")
+		Error("BadRequest")
+
+		GRPC(func() {
+			Response(CodeOK)
+		})
+	})
+
+	Method("removeItem", func() {
+		Payload(Int)
+		Result(Empty)
+		Error("NotFound")
+		Error("BadRequest")
+
+		GRPC(func() {
+			Response(CodeOK)
+			Response("NotFound", CodeNotFound)
+			Response("BadRequest", CodeInvalidArgument)
+		})
+	})
+})