docs: Caching Module (#13701)

* standard docs for caching module + deprecated cache module

* added guides for creating + using, and overall changes from cache to caching

* fix details related to redis provider

* fix build errors

* fix build error

* fixes

* add guides to sidebar

* add sidebar util

* document query + index

* moved cache tag conventions

* fix build errors

* added migration guide

* added memcached guide

* fixes

* general fixes and updates

* updated reference

* document medusa cache

* small fix

* fixes

* remove cloud cache

* revert edit dates changes

* revert edit dates

* small update

www/apps/book/app/learn/introduction/architecture/page.mdx

@@ -29,7 +29,7 @@ These layers of stack can be implemented within [plugins](../../fundamentals/plu
 
 </Note>
 
-![Medusa application architecture diagram illustrating the HTTP layer flow: External clients (storefront and admin) send requests to API routes, which execute workflows containing business logic, which then interact with modules to perform data operations on PostgreSQL databases](https://res.cloudinary.com/dza7lstvk/image/upload/v1727175296/Medusa%20Book/http-layer_sroafr.jpg)
+![Medusa application architecture diagram illustrating the HTTP layer flow: External clients (storefront and admin) send requests to API routes, which execute workflows containing business logic, which then interact with modules to perform data operations on PostgreSQL databases](https://res.cloudinary.com/dza7lstvk/image/upload/v1759761784/Medusa%20Book/http-layer-new_hu0r3h.jpg)
 
 ---
 
@@ -43,7 +43,7 @@ Modules can be implemented within [plugins](../../fundamentals/plugins/page.mdx)
 
 </Note>
 
-![Database layer architecture diagram showing how Medusa modules establish connections to PostgreSQL databases through injected database connections, enabling data persistence and retrieval operations](https://res.cloudinary.com/dza7lstvk/image/upload/v1727175379/Medusa%20Book/db-layer_pi7tix.jpg)
+![Database layer architecture diagram showing how Medusa modules establish connections to PostgreSQL databases through injected database connections, enabling data persistence and retrieval operations](https://res.cloudinary.com/dza7lstvk/image/upload/v1759761866/Medusa%20Book/db-layer-new_faeksx.jpg)
 
 ---
 
@@ -72,7 +72,7 @@ You can replace any of the third-party services mentioned above to build your pr
 [Infrastructure Modules](!resources!/infrastructure-modules) integrate third-party services and systems that customize Medusa's infrastructure. Medusa has the following Infrastructure Modules:
 
 - [Analytics Module](!resources!/infrastructure-modules/analytics): Tracks and analyzes user interactions and system events with third-party analytic providers. You can integrate [PostHog](!resources!/infrastructure-modules/analytics/posthog) as the analytics provider.
-- [Cache Module](!resources!/infrastructure-modules/cache): Caches data that require heavy computation. You can integrate a custom module to handle the caching with services like Memcached, or use the existing [Redis Cache Module](!resources!/infrastructure-modules/cache/redis).
+- [Caching Module](!resources!/infrastructure-modules/caching): Caches data that require heavy computation. You can integrate a custom module to handle the caching with services like Memcached, or use the existing [Redis Caching Module Provider](!resources!/infrastructure-modules/caching/providers/redis).
 - [Event Module](!resources!/infrastructure-modules/event): A pub/sub system that allows you to subscribe to events and trigger them. You can integrate [Redis](!resources!/infrastructure-modules/event/redis) as the pub/sub system.
 - [File Module](!resources!/infrastructure-modules/file): Manages file uploads and storage, such as upload of product images. You can integrate [AWS S3](!resources!/infrastructure-modules/file/s3) for file storage.
 - [Locking Module](!resources!/infrastructure-modules/locking): Manages access to shared resources by multiple processes or threads, preventing conflict between processes and ensuring data consistency. You can integrate [Redis](!resources!/infrastructure-modules/locking/redis) for locking.
@@ -81,7 +81,13 @@ You can replace any of the third-party services mentioned above to build your pr
 
 All of the third-party services mentioned above can be replaced to help you build your preferred architecture and ecosystem.
 
-![Diagram illustrating the Infrastructure Modules integration to third-party services and systems](https://res.cloudinary.com/dza7lstvk/image/upload/v1727175342/Medusa%20Book/service-arch_ozvryw.jpg)
+<Note>
+
+The Caching Module was introduced in [Medusa v2.11.0](https://github.com/medusajs/medusa/releases/tag/v2.11.0) to replace the deprecated Cache Module.
+
+</Note>
+
+![Diagram illustrating the Infrastructure Modules integration to third-party services and systems](https://res.cloudinary.com/dza7lstvk/image/upload/v1759762284/Medusa%20Book/service-infra_k3fcy0.jpg)
 
 ---
 
@@ -89,4 +95,4 @@ All of the third-party services mentioned above can be replaced to help you buil
 
 The following diagram illustrates Medusa's architecture including all its layers.
 
-![Complete Medusa architecture overview showing the full technology stack: client applications (storefront and admin) connecting through HTTP layer to workflows, which coordinate with commerce and Infrastructure Modules to manage data operations, third-party integrations, and database persistence](https://res.cloudinary.com/dza7lstvk/image/upload/v1727174897/Medusa%20Book/architectural-diagram-full.jpg)
+![Complete Medusa architecture overview showing the full technology stack: client applications (storefront and admin) connecting through HTTP layer to workflows, which coordinate with commerce and Infrastructure Modules to manage data operations, third-party integrations, and database persistence](https://res.cloudinary.com/dza7lstvk/image/upload/v1759762329/Medusa%20Book/diagram-full-new_znssjy.jpg)

www/apps/book/app/learn/introduction/from-v1-to-v2/page.mdx

@@ -125,7 +125,7 @@ npm install
 
 <Note title="Medusa Module Dependencies" forceMultiline>
 
-In Medusa v1, you needed to install Medusa modules like the Cache, Event, or Pricing modules.
+In Medusa v1, you needed to install Medusa modules like the Event, Product, or Pricing modules.
 
 These modules are now available out of the box, and you don't need to install or configure them separately.
 
@@ -375,7 +375,7 @@ While the `plugins` configuration hasn't changed, plugins available in Medusa v1
 
 In Medusa v1, you had to configure modules like Inventory, Stock Location, Pricing, and Product. These modules are now available out of the box, and you don't need to install or configure them separately.
 
-For the Cache and Event modules, refer to the [Redis Cache Module](!resources!/infrastructure-modules/cache/redis) and [Redis Event Module](!resources!/infrastructure-modules/event/redis) documentations to learn how to configure them in v2 if you had them configured in v1.
+For the Cache and Event modules, refer to the [Redis Caching Module Provider](!resources!/infrastructure-modules/caching/providers/redis) and [Redis Event Module](!resources!/infrastructure-modules/event/redis) documentations to learn how to configure them in v2 if you had them configured in v1.
 
 #### Feature Flags