chore(server): Bump alpha version

server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@vendure/core",
-  "version": "0.1.0-alpha.3",
+  "version": "0.1.0-alpha.4",
   "description": "A modern, headless ecommerce framework",
   "repository": {
     "type": "git",