modify api v1 reference

src/server/routes/user.js

@@ -1,3 +1,46 @@
+/**
+ * @swagger
+ *
+ *  components:
+ *    schemas:
+ *      User:
+ *        description: User
+ *        type: object
+ *        properties:
+ *          _id:
+ *            type: string
+ *            description: user ID
+ *            example: 5ae5fccfc5577b0004dbd8ab
+ *          lang:
+ *            type: string
+ *            description: language
+ *            example: 'en-US'
+ *          status:
+ *            type: integer
+ *            description: status
+ *            example: 0
+ *          admin:
+ *            type: boolean
+ *            description: whether the admin
+ *            example: false
+ *          email:
+ *            type: string
+ *            description: E-Mail address
+ *            example: alice@aaa.aaa
+ *          username:
+ *            type: string
+ *            description: username
+ *            example: alice
+ *          name:
+ *            type: string
+ *            description: full name
+ *            example: Alice
+ *          createdAt:
+ *            type: string
+ *            description: date created at
+ *            example: 2010-01-01T00:00:00.000Z
+ */
+
 module.exports = function(crowi, app) {
   const User = crowi.model('User');
   const Bookmark = crowi.model('Bookmark');