Update internal readme

src/introductions/readme.md

@@ -4,13 +4,15 @@ Is for showing introductions to a user, on Yoast admin pages.
 Based on plugin version, page, user capabilities and whether the user has seen it already.
 
 - `Introduction_Interface` defines what data is needed
-    - `name` as unique identifier
+    - `id` as unique identifier
     - `plugin` and `version` to determine if the introduction is new (version > plugin version)
     - `pages` to be able to only show on certain Yoast admin pages
     - `capabilities` to be able to only show for certain users
 - `Introductions_Collector` uses that data to determine whether an introduction should be "shown" to a user
     - uses the `wpseo_introductions` filter to be extendable from our other plugins
-    - uses `_yoast_introductions` user metadata to determine if the user saw an introduction already
+    - uses `Introductions_Seen_Repository` to get the data to determine if the user saw an introduction already
+- `Introductions_Seen_Repository` is the doorway whether a user has seen an introduction or not
+    - uses the `_yoast_introductions` user metadata
 - `Introduction_Bucket` and `Introduction_Item` are used by the collector to get an array
 - `Introductions_Integration` runs on the Yoast Admin pages and loads the assets
     - only loads on our Yoast admin pages, but never on our installation success pages as to not disturb onboarding
@@ -20,6 +22,6 @@ Based on plugin version, page, user capabilities and whether the user has seen i
         - `css/src/ai-generator.css` holds the CSS
 
 Inside JS, register the modal content via `window.YoastSEO._registerIntroductionComponent`, which takes a
-`name` and a `Component`. The name needs to be the same as the name in the `Introduction_Interface`.
+`id` and a `Component`. The id needs to be the same as the id in the `Introduction_Interface`.
 The action `yoast.introductions.ready` can be used to know whether the registration function is available and ready for
 use.