Fix app links and old rest references

app/src/modules/docs/components/links.yaml

@@ -126,53 +126,47 @@
       name: Authentication
     - name: Global Query Parameters
       to: '/reference/api/query'
-    - name: REST API
-      to: '/reference/api/rest'
+    - name: Data Access
+      to: '/reference/api/items'
+    - name: Assets
+      to: '/reference/api/assets'
+    - name: System
+      to: '/reference/api/system'
       children:
-        - to: '/reference/api/rest/introduction'
-          name: Introduction
-        - to: '/reference/api/rest/activity'
+        - to: '/reference/api/system/activity'
           name: Activity
-        - to: '/reference/api/rest/authentication'
+        - to: '/reference/api/system/authentication'
           name: Authentication
-        - to: '/reference/api/rest/collections'
+        - to: '/reference/api/system/collections'
           name: Collections
-        - to: '/reference/api/rest/extensions'
+        - to: '/reference/api/system/extensions'
           name: Extensions
-        - to: '/reference/api/rest/fields'
+        - to: '/reference/api/system/fields'
           name: Fields
-        - to: '/reference/api/rest/files'
+        - to: '/reference/api/system/files'
           name: Files
-        - to: '/reference/api/rest/folders'
+        - to: '/reference/api/system/folders'
           name: Folders
-        - to: '/reference/api/rest/items'
-          name: Items
-        - to: '/reference/api/rest/permissions'
+        - to: '/reference/api/system/permissions'
           name: Permissions
-        - to: '/reference/api/rest/presets'
+        - to: '/reference/api/system/presets'
           name: Presets
-        - to: '/reference/api/rest/relations'
+        - to: '/reference/api/system/relations'
           name: Relations
-        - to: '/reference/api/rest/revisions'
+        - to: '/reference/api/system/revisions'
           name: Revisions
-        - to: '/reference/api/rest/roles'
+        - to: '/reference/api/system/roles'
           name: Roles
-        - to: '/reference/api/rest/server'
+        - to: '/reference/api/system/server'
           name: Server
-        - to: '/reference/api/rest/settings'
+        - to: '/reference/api/system/settings'
           name: Settings
-        - to: '/reference/api/rest/users'
+        - to: '/reference/api/system/users'
           name: Users
-        - to: '/reference/api/rest/utilities'
+        - to: '/reference/api/system/utilities'
           name: Utilities
-        - to: '/reference/api/rest/webhooks'
+        - to: '/reference/api/system/webhooks'
           name: Webhooks
-    - to: '/reference/api/graphql'
-      name: GraphQL API
-    - to: '/reference/api/assets'
-      name: Assets
-    - to: '/reference/api/health'
-      name: Health Check
 # - name: Contributing
 #   to: '/contributing'
 #   children:

docs/reference/api/authentication.md

@@ -33,7 +33,7 @@ There are two types of tokens that can be used to authenticate within Directus:
 These are the tokens as returned by the [login](/reference/api/system/authentication/#login) endpoint/mutation. These
 tokens have a relatively short expiration time, and are thus the most secure option to use. The tokens are returned with
 a `refresh_token` that can be used to retrieve a new access token via the
-[refresh](/reference/api/rest/authentication/#refresh) endpoint/mutation.
+[refresh](/reference/api/system/authentication/#refresh) endpoint/mutation.
 
 ### Static Token
 

docs/reference/api/query.md

@@ -77,7 +77,7 @@ sections.item:paragraphs.body
 sections.item:videos.body
 ```
 
-In GraphQL, this can be achieved using [Union Types](/reference/api/graphql/#many-to-any-union-types).
+In GraphQL, this can be achieved using Union Types.
 
 </div>
 <div class="right">

docs/reference/api/system/activity.md

@@ -48,13 +48,13 @@ Unique identifier for the item the action applied to. This is always a string, e
 When the action happened.
 
 `user` **many-to-one**\
-The user who performed this action. Many-to-one to [users](/reference/api/rest/users/#the-users-object).
+The user who performed this action. Many-to-one to [users](/reference/api/system/users/#the-users-object).
 
 `user_agent` **string**\
 User agent string of the browser the user used when the action took place.
 
 `revisions` **one-to-many**\
-Any changes that were made in this activity. One-to-many to [revisions](/reference/api/rest/revisions/#the-revisions-object).
+Any changes that were made in this activity. One-to-many to [revisions](/reference/api/system/revisions/#the-revisions-object).
 
 </div>
 </div>

docs/reference/api/system/collections.md

@@ -247,8 +247,8 @@ The `collection` property is required, all other properties of the [collection o
 optional.
 
 You are able to provide an array of `fields` to be created during the creation of the collection. See the
-[fields object](/reference/api/rest/fields/#the-fields-object) for more information on what properties are available in
-a field.
+[fields object](/reference/api/system/fields/#the-fields-object) for more information on what properties are available
+in a field.
 
 ### Returns
 

docs/reference/api/system/files.md

@@ -46,16 +46,16 @@ Title for the file.
 Mimetype of the file.
 
 `folder` **many-to-one**\
-What (virtual) folder the file is in. Many-to-one to [folders](/reference/api/rest/folders/).
+What (virtual) folder the file is in. Many-to-one to [folders](/reference/api/system/folders/).
 
 `uploaded_by` **many-to-one**\
-Who uploaded the file. Many-to-one to [users](/reference/api/rest/users/).
+Who uploaded the file. Many-to-one to [users](/reference/api/system/users/).
 
 `uploaded_on` **datetime**\
 When the file was uploaded.
 
 `modified_by` **many-to-one**\
-Who updated the file last. Many-to-one to [users](/reference/api/rest/users/).
+Who updated the file last. Many-to-one to [users](/reference/api/system/users/).
 
 `filesize` **number**\
 Size of the file in bytes.

docs/reference/api/system/permissions.md

@@ -30,7 +30,7 @@ pageClass: page-reference
 Primary key of the permission rule.
 
 `role` **many-to-one**\
-Role this permission applies to. Many-to-one to [roles](/reference/api/rest/roles/). `null` is used for public permissions.
+Role this permission applies to. Many-to-one to [roles](/reference/api/system/roles/). `null` is used for public permissions.
 
 `collection` **string**\
 Collection this permission rule applies to.

docs/reference/api/system/presets.md

@@ -34,10 +34,10 @@ Primary key of the preset.
 The title of the bookmark. If this value is `null`, it's considered a preset instead of a bookmark.
 
 `user` **many-to-one**\
-User this preset applies to. Many-to-one to [users](/reference/api/rest/users/).
+User this preset applies to. Many-to-one to [users](/reference/api/system/users/).
 
 `role` **many-to-one**\
-Role this preset applies to. Many-to-one to [users](/reference/api/rest/roles/).
+Role this preset applies to. Many-to-one to [users](/reference/api/system/roles/).
 
 `collection` **string**\
 Collection this preset applies to.

docs/reference/api/system/revisions.md

@@ -30,7 +30,7 @@ pageClass: page-reference
 Primary key of the revision.
 
 `activity` **many-to-one**\
-Related activity record. Many-to-one to [activity](/reference/api/rest/activity/).
+Related activity record. Many-to-one to [activity](/reference/api/system/activity/).
 
 `collection` **string**\
 Collection in which this revision happened.

docs/reference/api/system/roles.md

@@ -57,7 +57,7 @@ If this role is considered an admin role. This means that users in this role hav
 Whether or not users in this role have access to use the Admin App.
 
 `users` **one-to-many**\
-The users in this role. One-to-many to [users](/reference/api/rest/users/).
+The users in this role. One-to-many to [users](/reference/api/system/users/).
 
 </div>
 </div>

docs/reference/api/system/settings.md

@@ -39,13 +39,13 @@ Link to the (public) website that goes with this project.
 Brand color for the current project.
 
 `project_logo` **many-to-one**\
-Primary logo for the current project. Many-to-one to [files](/reference/api/rest/files/).
+Primary logo for the current project. Many-to-one to [files](/reference/api/system/files/).
 
 `public_foreground` **many-to-one**\
-Foreground image for the Admin App's public pages. Many-to-one to [files](/reference/api/rest/files/).
+Foreground image for the Admin App's public pages. Many-to-one to [files](/reference/api/system/files/).
 
 `public_background` **many-to-one**\
-Background image for the Admin App's public pages. Many-to-one to [files](/reference/api/rest/files/).
+Background image for the Admin App's public pages. Many-to-one to [files](/reference/api/system/files/).
 
 `public_note` **string**\
 Note shown on the Admin App's public pages. Supports Markdown.

docs/reference/api/system/users.md

@@ -54,7 +54,7 @@ Description of the user.
 Tags for the user.
 
 `avatar` **many-to-one**\
-Avatar file. Many-to-one to [files](/reference/api/rest/files/).
+Avatar file. Many-to-one to [files](/reference/api/system/files/).
 
 `language` **string**\
 Language the Admin App is rendered in. See [our Crowdin page](https://locales.directus.io) for all available languages and