Add quest to API spec

+ Remove timestamps
+ Add 404 error handling

server/src/models/quest.js

@@ -2,15 +2,12 @@ import { model, Schema } from 'mongoose'
 
 const Quest = model(
   'Quest',
-  new Schema(
-    {
-      name: String,
-      title: String,
-      order: Number,
-      content: String,
-    },
-    { timestamps: true }
-  )
+  new Schema({
+    name: String,
+    title: String,
+    order: Number,
+    content: String,
+  })
 )
 
 export default Quest