feat: add storybook/viewport

.storybook/addons.js

@@ -1,3 +1,4 @@
 import '@storybook/addon-knobs/register'
 import '@storybook/addon-actions/register'
 import '@storybook/addon-links/register'
+import '@storybook/addon-viewport/register'

package.json

@@ -32,7 +32,6 @@
     "react-router-dom": "^5.0.0",
     "react-scripts": "^3.0.1",
     "serialijse": "^0.1.3",
-    "storybook-addon-material-ui": "^0.9.0-alpha.19",
     "tiny-secp256k1": "^1.1.2",
     "ts-loader": "^6.0.1",
     "tslint": "^5.16.0",
@@ -56,6 +55,7 @@
     "@storybook/addon-info": "^5.1.0-rc.1",
     "@storybook/addon-knobs": "^5.1.0-rc.1",
     "@storybook/addon-links": "^5.1.0-rc.1",
+    "@storybook/addon-viewport": "^5.1.9",
     "@storybook/addons": "^5.1.0-rc.1",
     "@storybook/react": "^5.1.0-rc.1",
     "@types/storybook__addon-actions": "^3.4.2",
@@ -64,7 +64,8 @@
     "@types/storybook__addon-links": "^3.3.4",
     "@types/storybook__react": "^4.0.1",
     "awesome-typescript-loader": "^5.2.1",
-    "react-devtools": "^3.6.1"
+    "react-devtools": "^3.6.1",
+    "storybook-addon-material-ui": "^0.9.0-alpha.19"
   },
   "browserslist": {
     "production": [

yarn.lock

@@ -1584,6 +1584,22 @@
     prop-types "^15.7.2"
     qs "^6.6.0"
 
+"@storybook/addon-viewport@^5.1.9":
+  version "5.1.9"
+  resolved "https://registry.yarnpkg.com/@storybook/addon-viewport/-/addon-viewport-5.1.9.tgz#509819730ae99a9e08d1e1f71e8e567b068da01c"
+  integrity sha512-0EEsZ7rWTj3q3M8AFjm6dXjQPS0w4gto8clMzGzdLHXA6D6KG3w10t9XsVr4mxve7PrEpiFXc6mhqsg7wbTDnQ==
+  dependencies:
+    "@storybook/addons" "5.1.9"
+    "@storybook/client-logger" "5.1.9"
+    "@storybook/components" "5.1.9"
+    "@storybook/core-events" "5.1.9"
+    "@storybook/theming" "5.1.9"
+    core-js "^3.0.1"
+    global "^4.3.2"
+    memoizerific "^1.11.3"
+    prop-types "^15.7.2"
+    util-deprecate "^1.0.2"
+
 "@storybook/[email protected]", "@storybook/addons@^5.1.0-rc.1":
   version "5.1.9"
   resolved "https://registry.yarnpkg.com/@storybook/addons/-/addons-5.1.9.tgz#ecf218d08508b97ca5e6e0f1ed361081385bd3ff"