Update storybook

Author: codejs-kr

frontend/src/components/common/Avatar/Avatar.scss

@@ -5,4 +5,9 @@
   border: solid 1px rgba(0, 0, 0, 0.1);
   border-radius: 50%;
   overflow: hidden;
+
+  img {
+    width: 100%;
+    height: 100%;
+  }
 }

frontend/src/components/common/Avatar/Avatar.stories.js

@@ -0,0 +1,14 @@
+import React from 'react';
+import Avatar from './Avatar';
+
+export default {
+  title: 'components|common/Avatar',
+  component: Avatar,
+};
+
+export const Default = () => (
+  <Avatar
+    src="https://cdn0.iconfinder.com/data/icons/profession-vol-1/32/avatar_superman_DC_comics_superhero_character_inspiression_-128.png"
+    alt="아바타"
+  />
+);