Convert "Pages & Resources" page to a plugin system (#638)

* feat: Make "Pages & Resources" course apps into plugins

* feat: move ora_settings

* feat: move proctoring

* feat: move progress

* feat: move teams

* feat: move wiki

* feat: move Xpert settings

* fix: add webpack.prod.config.js

* fix: clean up unused parts of package.json files

* feat: Add an error message when displaying a Course App Plugin fails

* chore: fix various eslint warnings

* chore: fix jest tests

* fix: error preventing "npm ci" from working

* feat: better tests for <SettingsComponent>

* chore: move xpert_unit_summary into same dir as other plugins

* fix: eslint-import-resolver-webpack is a dev dependency

* chore: move learning_assistant to be a plugin too

* feat: for compatibility, install 2U plugins by default

* fix: bug with learning_assistant package.json

.eslintrc.js

@@ -1,3 +1,4 @@
+const path = require('path');
 // eslint-disable-next-line import/no-extraneous-dependencies
 const { createConfig } = require('@openedx/frontend-build');
 
@@ -13,5 +14,21 @@ module.exports = createConfig(
       indent: ['error', 2],
       'no-restricted-exports': 'off',
     },
+    settings: {
+      // Import URLs should be resolved using aliases
+      'import/resolver': {
+        webpack: {
+          config: path.resolve(__dirname, 'webpack.dev.config.js'),
+        },
+      },
+    },
+    overrides: [
+      {
+        files: ['plugins/**/*.test.jsx'],
+        rules: {
+          'import/no-extraneous-dependencies': 'off',
+        },
+      },
+    ],
   },
 );

jest.config.js

@@ -11,6 +11,7 @@ module.exports = createConfig('jest', {
   ],
   moduleNameMapper: {
     '^lodash-es$': 'lodash',
+    '^CourseAuthoring/(.*)$': '<rootDir>/src/$1',
   },
   modulePathIgnorePatterns: [
     '/src/pages-and-resources/utils.test.jsx',