Docs modifications (#5804)

- Fixes #5504
- Fixes #5503
- Return 404 when the page does not exist
- Modified the footer in order to align it properly
- Removed "noticed something to change" in each table of content
- Fixed the URLs of the edit module 
- Added the edit module to Developers
- Fixed header style on the REST API page.
- Edited the README to point to Developers
- Fixed selected state when clicking on sidebar elements

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-website/src/content/developers/backend-development/best-practices-server.mdx

@@ -21,4 +21,6 @@ You should also expose services that you want to use in other modules. Exposing
 
 When you declare a variable as `any`, TypeScript's type checker doesn't perform any type checking, making it possible to assign any type of values to the variable. TypeScript uses type inference to determine the type of variable based on the value. By declaring it as `any`, TypeScript can no longer infer the type. This makes it hard to catch type-related errors during development, leading to runtime errors and makes the code less maintainable, less reliable, and harder to understand for others.  
 
-This is why everything should have a type. So if you create a new object with a first name and last name, you should create an interface or type that contains a first name and last name that defines the shape of the object you are manipulating.
+This is why everything should have a type. So if you create a new object with a first name and last name, you should create an interface or type that contains a first name and last name that defines the shape of the object you are manipulating.
+
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/custom-objects.mdx

@@ -38,3 +38,5 @@ To fetch data, the process involves making queries through the /graphql endpoint
 <div style={{textAlign: 'center'}}>
     <img src="/images/docs/server/custom-object-schema.png" alt="Query the /graphql endpoint to fetch data" />
 </div>
+
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/feature-flags.mdx

@@ -49,3 +49,5 @@ Change the corresponding record in the Table `core.featureFlag`:
 | id       | key                      | workspaceId   | value  |
 |----------|--------------------------|---------------|--------|
 |  Random  | `IS_FEATURENAME_ENABLED` |  WorkspaceID  | `true` |
+
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/folder-architecture-server.mdx

@@ -129,4 +129,6 @@ Includes factories that generate `pg_graphql` queries.
 
 ### Workspace Query Runner 
 
-Runs the generated queries on the database and parses the result.
+Runs the generated queries on the database and parses the result.
+
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/queue.mdx

@@ -43,3 +43,4 @@ class CustomWorker {
 }
 ```
 
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/server-commands.mdx

@@ -77,4 +77,6 @@ Here's what the tech stack now looks like.
 - [ESLint](https://eslint.org/)
 
 **Development**
-- [AWS EKS](https://aws.amazon.com/eks/) 
+- [AWS EKS](https://aws.amazon.com/eks/) 
+
+<ArticleEditContent></ArticleEditContent>

packages/twenty-website/src/content/developers/backend-development/zapier.mdx

@@ -73,3 +73,5 @@ yarn deploy
 ```bash
 zapier
 ``` 
+
+<ArticleEditContent></ArticleEditContent>