resolving merge conflicts removed this file for some reason

api/errors/HttpError.js

@@ -0,0 +1,16 @@
+class HttpError extends Error {
+  constructor (status, message, hint) {
+    super(message)
+    if (typeof status !== 'number') throw new Error('HttpError status must be an integer')
+    this.status = status
+    this.hint = hint || 'none'
+  }
+  send (res) {
+    return res.status(this.status).json({
+      error: this.message,
+      hint: this.hint
+    })
+  }
+}
+
+module.exports = HttpError