chore: Manually fix markdownlint errors (#1711)

Author: aklinker1

.github/workflows/validate.yml

@@ -24,8 +24,7 @@ jobs:
         run: pnpm check
 
       - name: Markdownlint
-        run: pnpm experimental:check:md
-        continue-on-error: true
+        run: pnpm check:md
 
   builds:
     name: Builds

README.md

@@ -89,7 +89,7 @@ Published under the [MIT](https://github.com/wxt-dev/wxt/blob/main/LICENSE) lice
 Made by [@aklinker1](https://github.com/aklinker1) and [community](https://github.com/wxt-dev/wxt/graphs/contributors) 💛
 <br><br>
 <a href="https://github.com/wxt-dev/wxt/graphs/contributors">
-<img src="https://contrib.rocks/image?repo=wxt-dev/wxt" />
+<img src="https://contrib.rocks/image?repo=wxt-dev/wxt" alt="GitHub stars over time" />
 </a>
 
 <!-- /automd -->

docs/guide/essentials/config/environment-variables.md

@@ -4,7 +4,7 @@
 
 WXT supports [dotenv files the same way as Vite](https://vite.dev/guide/env-and-mode.html#env-files). Create any of the following files:
 
-```
+```plaintext
 .env
 .env.local
 .env.[mode]

docs/guide/essentials/config/hooks.md

@@ -32,7 +32,7 @@ Because hooks can be defined in multiple places, including [WXT Modules](/guide/
 
 To see the order for your project, run `wxt prepare --debug` flag and search for the "Hook execution order":
 
-```
+```plaintext
 ⚙ Hook execution order:
 ⚙   1. wxt:built-in:unimport
 ⚙   2. src/modules/auto-icons.ts

docs/guide/essentials/config/manifest.md

@@ -128,7 +128,7 @@ If a version is not present in your `package.json`, it defaults to `"0.0.0"`.
 
 WXT automatically discovers your extension's icon by looking at files in the `public/` directory:
 
-```
+```plaintext
 public/
 ├─ icon-16.png
 ├─ icon-24.png

docs/guide/essentials/config/runtime.md

@@ -20,7 +20,7 @@ export default defineAppConfig({
 ```
 
 :::warning
-This file is committed to the repo, so don't put any secrets here. Instead, use [Environment Variables](#environment-variables)
+This file is committed to the repo, so don't put any secrets here. Instead, use [Environment Variables](/guide/essentials/config/environment-variables)
 :::
 
 To access runtime config, WXT provides the `useAppConfig` function:

docs/guide/essentials/content-scripts.md

@@ -19,7 +19,7 @@ export default defineContentScript({
 
 This object is responsible for tracking whether or not the content script's context is "invalidated". Most browsers, by default, do not stop content scripts if the extension is uninstalled, updated, or disabled. When this happens, content scripts start reporting this error:
 
-```
+```plaintext
 Error: Extension context invalidated.
 ```
 

docs/guide/essentials/wxt-modules.md

@@ -20,7 +20,7 @@ There are two ways to add a module to your project:
 
 2. **Local**: add a file to your project's `modules/` directory:
 
-   ```
+   ```plaintext
    <rootDir>/
      modules/
        my-module.ts

docs/guide/resources/faq.md

@@ -179,11 +179,11 @@ You don't need to crawl the entire website, these files already contain all the
 
 To run the WXT dev server in a devcontainer, but load the dev build of your extension in your browser:
 
-1. **Bind-mount your project directory to your host**  
+1. **Bind-mount your project directory to your host**
    If you're using VS Code, you can open your project folder with the `Dev Containers: Open Folder in Container...` command. This keeps the folder synchronized between your host and the devcontainer, ensuring that the extension `dist` directory remains accessible from the host.
 
-2. **Disable auto-opening the browser**  
-   WXT automatically opens your browser during development, but since you're running inside a container, it won't be able to access it. Follow the instructions [here](https://wxt.dev/guide/essentials/config/browser-startup.html#disable-opening-browser) to disable browser auto-opening in your `wxt.config.ts`.
+2. **Disable auto-opening the browser**
+   WXT automatically opens your browser during development, but since you're running inside a container, it won't be able to access it. Follow [the guide here](https://wxt.dev/guide/essentials/config/browser-startup.html#disable-opening-browser) to disable browser auto-opening in your `wxt.config.ts`.
 
-3. **Tell WXT to listen on all network interfaces**  
+3. **Tell WXT to listen on all network interfaces**
    To enable hot-reloading, your extension has to connect to the WXT dev server running inside your container. WXT will only listen on `localhost` by default, which prevents connections from outside the devcontainer. To fix this you can instruct WXT to listen on all interfaces with `wxt --host 0.0.0.0`.

docs/guide/resources/upgrading.md

@@ -241,6 +241,7 @@ If you've previously loaded the extension into your browser manually for develop
 ### Deprecated APIs Removed
 
 - `entrypointLoader` option: WXT now uses `vite-node` for importing entrypoints during the build process.
+  <!-- markdownlint-disable-next-line MD051 -->
   > This was deprecated in v0.19.0, see the [v0.19 section](#v0-18-5-rarr-v0-19-0) for migration steps.
 - `transformManifest` option: Use the `build:manifestGenerated` hook to transform the manifest instead:
   <!-- prettier-ignore -->
@@ -433,7 +434,7 @@ item.watch((newValue: number, oldValue: number) => { // [!code ++]
 
 JS entrypoints in the output directory have been moved. Unless you're doing some kind of post-build work referencing files, you don't have to make any changes.
 
-```
+```plaintext
 .output/
   <target>/
     chunks/