Fix Rollup warnings and remove some unused Rollup plugins (#26387)

* Fix rollup warnings

* Remove some unused Rollup plugins

* Re-add unintentionally half-removed Stylelint

webapp/channels/package.json

@@ -95,6 +95,7 @@
     "smooth-scroll-into-view-if-needed": "1.1.33",
     "stream-browserify": "3.0.0",
     "styled-components": "5.3.6",
+    "stylelint": "13.13.1",
     "timezones.json": "1.6.1",
     "tinycolor2": "1.4.2",
     "turndown": "7.1.1",
@@ -173,7 +174,6 @@
     "react-router-enzyme-context": "1.2.0",
     "redux-mock-store": "1.5.4",
     "redux-persist-node-storage": "2.0.0",
-    "stylelint": "13.13.1",
     "stylelint-config-idiomatic-order": "8.1.0",
     "stylelint-config-recommended": "5.0.0",
     "stylelint-config-recommended-scss": "4.2.0",

webapp/platform/components/package.json

@@ -28,8 +28,6 @@
     "@types/shallow-equals": "^1.0.0",
     "@types/styled-components": "^5.1.19",
     "rollup": "^2.75.7",
-    "rollup-plugin-auto-external": "^2.0.0",
-    "rollup-plugin-peer-deps-external": "^2.2.4",
     "rollup-plugin-scss": "^3.0.0",
     "typescript": "^5.0.0"
   },

webapp/platform/components/rollup.config.js

@@ -12,6 +12,8 @@ import packagejson from './package.json';
 const externals = [
     ...Object.keys(packagejson.dependencies || {}),
     ...Object.keys(packagejson.peerDependencies || {}),
+    '@mattermost/compass-icons/components',
+    'lodash/throttle',
     'mattermost-redux',
     'reselect',
 ];
@@ -34,9 +36,11 @@ export default [
                 extensions: ['.ts', '.tsx'],
             }),
             commonjs(),
-            typescript(),
+            typescript({
+                outputToFilesystem: true,
+            }),
         ],
-        external: (pkg) => externals.some((external) => pkg.startsWith(external)),
+        external: externals,
         watch: {
             clearScreen: false,
         },