Fully rework and expand the admin panel API part of the plugins development documentation (#2920)

* adding an admin configuration and customization page

* refreshing the create a plugin page

* Restore create-a-plugin.md content to match `main` branch content

* Add dedicated pages for sub-topics

* Restore snippet from `main` branch

* Rework admin config. & custom. page

* Rework admin-panel-api to point to new sub-topics

* Fix URL in content-manager-apis.md

* Re-organize sidebar

* Rework the Admin Panel API page to simplify it and act as a hub

* Add missing cards to guides in developing-plugins.md

* Rework again Admin Panel API

* Add admin localization page

* Add reusable snippets for all plugins pages prerequisites

* Delete old "admin config & custom" page

replaced by admin-navigation-settings.md

* Add admin-navigation-settings.md page

* Rename some page titles + improve intros

* Optimize sidebar

* Fix parallel naming for headings in admin-localization

* Add admin-localization page

* Use prerequisite snippet in Admin Panel API overview

* Link Admin Panel API to admin panel customization

* Add missing tags

* Improve localization page

* Improve navigation & settings page

* Improve Admin Panel API overview

* Improve Content Manager APIs

* Update sidebar to match order in Admin Panel overview

* Hide old tip from admin panel custom. section in sidebar

* Add missing loading property to a CM API example

* Improve further admin-navigation-settings

with considerations about `to` and security caution and `permissions

* Rework injection zones page

* Improve injection zones further and fix deprecated hook example

* Improve Redux store & reducers page

* Improve Redux store page further

* Improve Redux store page further based on Codex recommendations

* Add tl;dr to injection zones vs. CM APIs snippet

* Rework the admin-injection-zones prereq. based on prev. snippet

* Improve tags & intro. for CM APIs page

* Fix prev. pagination for CM APIs page

* Rework admin hooks page

* Improve formatting in hooks page

* Use ExternalLink in injection zones vs. CM APIs snippet

* Refine hooks end-of-page note

* Fix tags for admin localization

* Refine Server API cross link with Admin Panel API

* Further refine some admin-localization notes (merge order, programmatic access)

* Fix invalid comment in JSON example for admin-localization

* Fix broken links & anchors

* Fix more broken links & anchors

* Fix pagination for admin hooks

* Fix snippet mismatching heading levels

* Fix sidebar

* Remove registerTrads from admin panel API overview

* Fix wrong link in developing plugins guides cards

* Fix missing word in Server API intro

* Fix hyphenation in Server API intro.

* Fix code example in snippet for injection zones vs. CM APIs

* Fix sidebar (missing plugin structure page)

* Fix paginations

* Fix admin permissions for plugins example

* Add small fixes for Store and access data guide

* Add small fix for Pass data from server to admin guide

* Add small fixes for create components for plugins guides

---------

Co-authored-by: Pierre Wizla <4233866+pwizla@users.noreply.github.com>

Author: maccomaccomaccomacco

docusaurus/docs/cms/admin-panel-customization.md

@@ -25,6 +25,10 @@ Admin panel customization is done by tweaking the code of the `src/admin/app` fi
 - Replace some other parts of the admin panel, such as the Rich text editor and the bundler,
 - Extend the theme or the admin panel to add new features or customize the existing user interface.
 
+:::strapi Plugins and Admin Panel API
+In addition to supported customizations detailed in this section, you can go further and create plugins that tap into the [Admin Panel API](/cms/plugins-development/admin-panel-api).
+:::
+
 ## General considerations
 
 :::prerequisites
@@ -84,6 +88,7 @@ The `config` object of `/src/admin/app` accepts the following parameters:
 | `tutorials`                    | Boolean          | Toggles displaying the video tutorials
 | `notifications`                | Object           | Accepts the `releases` key (Boolean) to toggle displaying notifications about new releases |
 
+<br/>
 Click on any of the following cards to get more details about a specific topic:
 
 <CustomDocCardsWrapper>

docusaurus/docs/cms/api/content-api.md

@@ -2,7 +2,7 @@
 title: Content API
 description: Learn more about Strapi 5's Content API
 displayed_sidebar: cmsSidebar
-sidebar_label: APIs Introduction
+sidebar_label: Content APIs Introduction
 pagination_prev: cms/setup-deployment
 pagination_next: cms/api/document
 tags:

docusaurus/docs/cms/migration/v4-to-v5/breaking-changes/edit-view-layout-and-list-view-layout-rewritten.md

@@ -48,7 +48,7 @@ The `content-manager_editViewLayoutManager` and `content-manager_listViewLayoutM
 
 ### Notes
 
-Additional information about hooks can be found in the [Admin Panel API for plugins](/cms/plugins-development/admin-panel-api#hooks-api) documentation.
+Additional information about hooks can be found in the [Admin Panel API for plugins](/cms/plugins-development/admin-hooks) documentation.
 
 ### Manual procedure
 

docusaurus/docs/cms/migration/v4-to-v5/breaking-changes/inject-content-manager-component.md

@@ -15,7 +15,7 @@ import MigrationIntro from '/docs/snippets/breaking-change-page-migration-intro.
 
 # `injectContentManagerComponent()` removed
 
-In Strapi 5, the `injectContentManagerComponent` method is removed because the Content Manager is now a plugin. The [Admin Panel API](/cms/plugins-development/admin-panel-api#injecting-components) method is replaced by `getPlugin('content-manager').injectComponent()`.
+In Strapi 5, the `injectContentManagerComponent` method is removed because the Content Manager is now a plugin. The [Admin Panel API](/cms/plugins-development/admin-injection-zones) method is replaced by `getPlugin('content-manager').injectComponent()`.
 
 <Intro />
 <BreakingChangeIdCard plugins />

docusaurus/docs/cms/migration/v4-to-v5/breaking-changes/license-only.md

@@ -58,7 +58,7 @@ A similar result can be achieved in Strapi v4 by adding the `lockIcon` property.
 
   - a settings menu item will look like the following: ![](/img/assets/plugins/lightning-icon-settings.png)
 
-* Additional information and examples on how to use the `licenseOnly` property can be found in the [`addMenuLink()`](/cms/plugins-development/admin-panel-api#menu-api), [`addSettingsLink()`](/cms/plugins-development/admin-panel-api#addsettingslink), and [`addSettingsLinks()`](/cms/plugins-development/admin-panel-api#addsettingslinks) methods sections of the Admin Panel API documentation.
+* Additional information and examples on how to use the `licenseOnly` property can be found in the [`addMenuLink()`](/cms/plugins-development/admin-navigation-settings#navigation-sidebar-menu-links), [`addSettingsLink()`](/cms/plugins-development/admin-navigation-settings#adding-links-to-existing-settings-sections), and [`addSettingsLinks()`](/cms/plugins-development/admin-navigation-settings#adding-links-to-existing-settings-sections) methods sections of the Admin Panel API documentation.
 
 ### Manual migration
 

docusaurus/docs/cms/migration/v4-to-v5/breaking-changes/react-router-dom-6.md

@@ -15,7 +15,7 @@ import MigrationIntro from '/docs/snippets/breaking-change-page-migration-intro.
 
 # Strapi users `react-router-dom` v6
 
-Strapi 5 uses <ExternalLink to="https://www.npmjs.com/package/react-router-dom" text="`react-router-dom`"/> v6. This impacts the links added to [settings](/cms/plugins-development/admin-panel-api#settings-api) or to the [menu](/cms/plugins-development/admin-panel-api#menu-api) using the Admin Panel API.
+Strapi 5 uses <ExternalLink to="https://www.npmjs.com/package/react-router-dom" text="`react-router-dom`"/> v6. This impacts the links added to [settings](/cms/plugins-development/admin-navigation-settings#settings) or to the [menu](/cms/plugins-development/admin-navigation-settings#navigation-sidebar-menu-links) using the Admin Panel API.
 
  <Intro />
 
@@ -61,4 +61,4 @@ Strapi 5 uses <ExternalLink to="https://www.npmjs.com/package/react-router-dom"
 ### Manual procedure
 
 This breaking change should be handled by a codemod (see the <ExternalLink to="https://github.com/strapi/strapi/tree/develop/packages/utils/upgrade/resources/codemods/5.0.0" text="full list of 5.0.0 codemods"/>).
-Ensure that links added to [settings](/cms/plugins-development/admin-panel-api#settings-api) or to the [menu](/cms/plugins-development/admin-panel-api#menu-api) links using the Admin Panel API use relative paths.
+Ensure that links added to [settings](/cms/plugins-development/admin-navigation-settings#settings) or to the [menu](/cms/plugins-development/admin-navigation-settings#navigation-sidebar-menu-links) links using the Admin Panel API use relative paths.