init createAccount

+type Mutation {
+  createAccount(
+    name: String!
+    email: String!
+    bio: String
+    avatarUrl: String
+  ): User!
+}

+import { prisma } from "../../../middlewares";
+
+export default {
+  Mutation: {
+    createAccount: async (_, args) => {
+      const { name, email, bio = "", avatarUrl = "" } = args;
+      const user = await prisma.user.create({
+        data: {
+          name,
+          email,
+          bio,
+          avatarUrl,
+        },
+      });
+      return user;
+    },
+  },
+};