Improve resilience of ESlint config. Move to do not use barrel imports.

Author: sneridagh

.eslintrc.js

@@ -11,6 +11,27 @@ module.exports = {
   extends: `${coreLocation}/packages/volto/.eslintrc`,
   rules: {
     'import/no-unresolved': 1,
+    'import/named': 'error',
+    'react/jsx-filename-extension': [1, { extensions: ['.tsx', '.jsx'] }],
+    'no-restricted-imports': [
+      'error',
+      {
+        name: '@plone/volto/components',
+        message:
+          'Importing from barrel files is not allowed. Please use direct imports of the modules instead.',
+      },
+      {
+        name: '@plone/volto/helpers',
+        message:
+          'Importing from barrel files is not allowed. Please use direct imports of the modules instead.',
+      },
+      {
+        name: '@plone/volto/actions',
+        message:
+          'Importing from barrel files is not allowed. Please use direct imports of the modules instead.',
+      },
+    ],
+    'react/jsx-key': [2, { checkFragmentShorthand: true }],
   },
   settings: {
     'import/resolver': {
@@ -24,7 +45,7 @@ module.exports = {
           ['@plone/registry', `${coreLocation}/packages/registry/src`],
           [
             '@kitconcept/volto-separator-block',
-            './packages/volto-separator-block/src',
+            `${projectRootPath}/packages/volto-separator-block/src`,
           ],
         ],
         extensions: ['.js', '.jsx', '.ts', '.tsx', '.json'],

packages/volto-separator-block/src/components/Data.jsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { useIntl } from 'react-intl';
-import { BlockDataForm } from '@plone/volto/components';
+import { BlockDataForm } from '@plone/volto/components/manage/Form';
 import { SeparatorSchema } from './schema';
 
 const SeparatorData = (props) => {

packages/volto-separator-block/src/components/Edit.jsx

@@ -1,5 +1,5 @@
 import React from 'react';
-import { SidebarPortal } from '@plone/volto/components';
+import SidebarPortal from '@plone/volto/components/manage/Sidebar/SidebarPortal';
 import Data from './Data';
 import View from './View';