docs: minor improvements (#5019)

docs/Guides/Ecosystem.md

@@ -671,7 +671,9 @@ middlewares into Fastify plugins
   and lightweight Sequelize plugin for Fastify.
 - [`typeorm-fastify-plugin`](https://github.com/jclemens24/fastify-typeorm) A simple
   and updated Typeorm plugin for use with Fastify.
+
 #### [Community Tools](#community-tools)
+
 - [`@fastify-userland/workflows`](https://github.com/fastify-userland/workflows)
   Reusable workflows for use in the Fastify plugin
 - [`fast-maker`](https://github.com/imjuni/fast-maker) route configuration

docs/Guides/Getting-Started.md

@@ -14,11 +14,12 @@ Let's start!
 <a id="install"></a>
 
 Install with npm:
-```
+```sh
 npm i fastify
 ```
+
 Install with yarn:
-```
+```sh
 yarn add fastify
 ```
 
@@ -208,7 +209,7 @@ Let's rewrite the above example with a database connection.
 
 First, install `fastify-plugin` and `@fastify/mongodb`:
 
-```
+```sh
 npm i fastify-plugin @fastify/mongodb
 ```
 
@@ -550,7 +551,7 @@ Fastify also has CLI integration thanks to
 
 First, install `fastify-cli`:
 
-```
+```sh
 npm i fastify-cli
 ```
 

docs/Guides/Migration-Guide-V4.md

@@ -184,25 +184,28 @@ strict mode: use allowUnionTypes to allow union type keyword at "#/properties/im
 ```
 
 As such, schemas like below will need to be changed from:
-```
-type: 'object',
-properties: {
-  api_key: { type: 'string' },
-  image: { type: ['object', 'array'] }
-  }
+```js
+{
+  type: 'object',
+  properties: {
+    api_key: { type: 'string' },
+    image: { type: ['object', 'array'] }
+  } 
 }
 ```
 
 Into:
-```
-type: 'object',
-properties: {
-  api_key: { type: 'string' },
-  image: {
-    anyOf: [
-      { type: 'array' },
-      { type: 'object' }
-    ]
+```js
+{
+  type: 'object',
+  properties: {
+    api_key: { type: 'string' },
+    image: {
+      anyOf: [
+        { type: 'array' },
+        { type: 'object' }
+      ]
+    }
   }
 }
 ```

docs/Reference/ContentTypeParser.md

@@ -97,7 +97,6 @@ if (!fastify.hasContentTypeParser('application/jsoff')){
 }
 ```
 
-=======
 #### removeContentTypeParser
 
 With `removeContentTypeParser` a single or an array of content types can be