chore: update CT docs and migration guide (#6248)

* chore: update docs with supported angular versions, webpack versions, and migration guide helpers

* fix linter issues

---------

Co-authored-by: Jennifer Shehane <[email protected]>

Author: AtofStryker

docs/app/component-testing/angular/overview.mdx

@@ -20,7 +20,12 @@ sidebar_label: Overview
 
 ## Framework Support
 
-Cypress Component Testing supports Angular `^18.0.0` and `^19.0.0`.
+Cypress Component Testing supports Angular `^18.0.0`, `^19.0.0`, and `^20.0.0`.
+
+:::info
+
+Our testing harness, `cypress/angular`, still requires `zone.js` and `@angular-devkit/build-angular` to be installed in your project, even if your project is zoneless or is built with `@angular/build`.
+:::
 
 ## Tutorial
 
@@ -125,4 +130,4 @@ export default {
 #### Sample Angular Apps
 
 - [Angular 18](https://github.com/cypress-io/cypress-component-testing-apps/tree/main/angular)
-- [Angular 19 Standalone](https://github.com/cypress-io/cypress-component-testing-apps/tree/main/angular-standalone)
+- [Angular 20 Standalone](https://github.com/cypress-io/cypress-component-testing-apps/tree/main/angular-standalone)

docs/app/component-testing/get-started.mdx

@@ -40,16 +40,16 @@ Cypress currently has official mounting libraries for
 [Svelte](/app/component-testing/svelte/overview) and support for the
 following development servers and frameworks:
 
-| Framework                                                                                                          | UI Library    | Bundler     |
-| ------------------------------------------------------------------------------------------------------------------ | ------------- | ----------- |
-| [React with Vite](/app/component-testing/react/overview#React-with-Vite)                                           | React 18-19   | Vite 5-7    |
-| [React with Webpack](/app/component-testing/react/overview#React-with-Webpack)                                     | React 18-19   | Webpack 4-5 |
-| [Next.js 14-15](/app/component-testing/react/overview#Nextjs)                                                      | React 18-19   | Webpack 5   |
-| [Vue with Vite](/app/component-testing/vue/overview#Vue-with-Vite)                                                 | Vue 3         | Vite 5-7    |
-| [Vue with Webpack](/app/component-testing/vue/overview#Vue-with-Webpack)                                           | Vue 3         | Webpack 4-5 |
-| [Angular](/app/component-testing/angular/overview#Framework-Configuration)                                         | Angular 18-19 | Webpack 5   |
-| [Svelte with Vite](/app/component-testing/svelte/overview#Svelte-with-Vite) <Badge type="info">Alpha</Badge>       | Svelte 5      | Vite 5-7    |
-| [Svelte with Webpack](/app/component-testing/svelte/overview#Svelte-with-Webpack) <Badge type="info">Alpha</Badge> | Svelte 5      | Webpack 4-5 |
+| Framework                                                                                                          | UI Library    | Bundler   |
+| ------------------------------------------------------------------------------------------------------------------ | ------------- | --------- |
+| [React with Vite](/app/component-testing/react/overview#React-with-Vite)                                           | React 18-19   | Vite 5-7  |
+| [React with Webpack](/app/component-testing/react/overview#React-with-Webpack)                                     | React 18-19   | Webpack 5 |
+| [Next.js 14-15](/app/component-testing/react/overview#Nextjs)                                                      | React 18-19   | Webpack 5 |
+| [Vue with Vite](/app/component-testing/vue/overview#Vue-with-Vite)                                                 | Vue 3         | Vite 5-7  |
+| [Vue with Webpack](/app/component-testing/vue/overview#Vue-with-Webpack)                                           | Vue 3         | Webpack 5 |
+| [Angular](/app/component-testing/angular/overview#Framework-Configuration)                                         | Angular 18-20 | Webpack 5 |
+| [Svelte with Vite](/app/component-testing/svelte/overview#Svelte-with-Vite) <Badge type="info">Alpha</Badge>       | Svelte 5      | Vite 5-7  |
+| [Svelte with Webpack](/app/component-testing/svelte/overview#Svelte-with-Webpack) <Badge type="info">Alpha</Badge> | Svelte 5      | Webpack 5 |
 
 The following integrations are built and maintained by Cypress community members.
 

docs/app/references/changelog.mdx

@@ -12,7 +12,6 @@ sidebar_label: Changelog
 
 _Released 7/29/2025 (PENDING)_
 
-
 ## 14.5.4
 
 _Released 8/07/2025_

docs/app/references/migration-guide.mdx

@@ -119,6 +119,8 @@ module.exports = (on) => {
   on(
     'file:preprocessor',
     webpackPreprocessor({
+      // if using typescript, you will need to set the typescript option to true
+      typescript: true,
       webpackOptions: getWebpackOptions(),
     })
   )