docs: audit grammar issues (#6203)

* docs: audit grammar mistakes

* fix code block language

* revert change

* let's get another

website/docs/api/docusaurus.config.js.md

@@ -76,7 +76,7 @@ module.exports = {
 
 - Type: `string`
 
-Base URL for your site. This can also be considered the path after the host. For example, `/metro/` is the baseUrl of https://facebook.github.io/metro/. For URLs that have no path, the baseUrl should be set to `/`. This field is related to the [url](#url) field.
+Base URL for your site. This can also be considered the path after the host. For example, `/metro/` is the base URL of https://facebook.github.io/metro/. For URLs that have no path, the baseUrl should be set to `/`. This field is related to the [url](#url) field.
 
 ```js title="docusaurus.config.js"
 module.exports = {
@@ -90,9 +90,7 @@ module.exports = {
 
 - Type: `string | undefined`
 
-Path to your site favicon
-
-Example, if your favicon is in `static/img/favicon.ico`:
+Path to your site favicon. For example, if your favicon is in `static/img/favicon.ico`:
 
 ```js title="docusaurus.config.js"
 module.exports = {
@@ -112,7 +110,7 @@ Allow to customize the presence/absence of a trailing slash at the end of URLs/l
 
 :::tip
 
-Each static hosting provider serve static files differently (this behavior may even change over time).
+Each static hosting provider serves static files differently (this behavior may even change over time).
 
 Refer to the [deployment guide](../deployment.mdx) and [slorber/trailing-slash-guide](https://github.com/slorber/trailing-slash-guide) to choose the appropriate setting.
 
@@ -146,7 +144,7 @@ module.exports = {
 ```
 
 - `label`: the label to use for this locale
-- `direction`: `ltr` (default) or `rtl` (for [right-to-left languages](https://developer.mozilla.org/en-US/docs/Glossary/rtl) like Araric, Hebrew, etc.)
+- `direction`: `ltr` (default) or `rtl` (for [right-to-left languages](https://developer.mozilla.org/en-US/docs/Glossary/rtl) like Arabic, Hebrew, etc.)
 
 ### `noIndex` {#noindex}
 
@@ -341,33 +339,45 @@ module.exports = {
 
 ### `plugins` {#plugins}
 
-<!-- TODO: configuration for plugins -->
+- Type: `PluginConfig[]`
 
-- Type: `any[]`
+```ts
+type PluginConfig = string | [string, any] | PluginModule | [PluginModule, any];
+```
+
+See [plugin method references](./plugin-methods/README.md) for the shape of a `PluginModule`.
 
 ```js title="docusaurus.config.js"
 module.exports = {
-  plugins: [],
+  plugins: [
+    'docusaurus-plugin-awesome',
+    ['docusuarus-plugin-confetti', {fancy: false}],
+    () => ({
+      postBuild() {
+        console.log('Build finished');
+      },
+    }),
+  ],
 };
 ```
 
 ### `themes` {#themes}
 
-<!-- TODO: configuration for plugins -->
-
-- Type: `any[]`
+- Type: `PluginConfig[]`
 
 ```js title="docusaurus.config.js"
 module.exports = {
-  themes: [],
+  themes: ['@docusaurus/theme-classic'],
 };
 ```
 
 ### `presets` {#presets}
 
-<!-- TODO: configuration for presets -->
+- Type: `PresetConfig[]`
 
-- Type: `any[]`
+```ts
+type PresetConfig = string | [string, any];
+```
 
 ```js title="docusaurus.config.js"
 module.exports = {
@@ -390,7 +400,7 @@ module.exports = {
 };
 ```
 
-Attempting to add unknown field in the config will lead to error in build time:
+Attempting to add unknown fields in the config will lead to errors during build time:
 
 ```bash
 Error: The field(s) 'foo', 'bar' are not recognized in docusaurus.config.js
@@ -548,7 +558,7 @@ module.exports = {
 
 :::caution
 
-This banner need to inline CSS / JS.
+This banner needs to inline CSS / JS in case all asset loading fails due to wrong base URL.
 
 If you have a strict [Content Security Policy](https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP), you should rather disable it.