Improve eslint rules (#3147)

* Add semi to ESLint rules

* Add padded-blocks to ESLint rules

* Add comma-dangle to ESLint rules

* add config/webpack and storyboard

* add streaming/

* yarn test:lint -- --fix

app/javascript/mastodon/features/compose/containers/warning_container.js

@@ -20,7 +20,7 @@ const mapStateToProps = state => {
   return {
     needsLeakWarning: (state.getIn(['compose', 'privacy']) === 'private' || state.getIn(['compose', 'privacy']) === 'direct') && mentionedUsernames !== null,
     mentionedDomains: mentionedUsernamesWithDomains,
-    needsLockWarning: state.getIn(['compose', 'privacy']) === 'private' && !state.getIn(['accounts', state.getIn(['meta', 'me']), 'locked'])
+    needsLockWarning: state.getIn(['compose', 'privacy']) === 'private' && !state.getIn(['accounts', state.getIn(['meta', 'me']), 'locked']),
   };
 };