docs: fix more links

Author: nobkd

packages/nuejs.org/@global/navigation.yaml

@@ -15,7 +15,7 @@ globalnav:
   # header toolbar (complementary)
   toolbar:
     - Slack: //join.slack.com/t/nuejs/shared_invite/zt-2wf8ozu5i-N2Y9PA_D17weIWuN2QPOqQ "slack"
-    - 8.2k: //github.com/nuejs/nue "github pill"
+    - 8.3k: //github.com/nuejs/nue "github pill"
 
   # burger menu
   menu:

packages/nuejs.org/docs/interactivity.md

@@ -44,7 +44,7 @@ Here, the view detects a form submission (step 1), sends the input to the model
 
 ## Routing
 
-Routing in Nue drives navigation and state in single-page applications (SPAs), playing the controller role in the MVC pattern. Unlike React’s component-centric routing, Nue’s router — imported from `/@nue/app-router.js` — centralizes state and URL management, keeping views focused on display. It maps routes to data and components, syncing the app’s state with the browser’s URL. See the [router API](/docs/app-router.html) for full details.
+Routing in Nue drives navigation and state in single-page applications (SPAs), playing the controller role in the MVC pattern. Unlike React’s component-centric routing, Nue’s router — imported from `/@nue/app-router.js` — centralizes state and URL management, keeping views focused on display. It maps routes to data and components, syncing the app’s state with the browser’s URL. See the [router API](app-router.html) for full details.
 
 Configure it like this:
 

packages/nuejs.org/docs/reactivity.md

@@ -36,7 +36,7 @@ view_transitions: true
 
 ### Menus and dialogs
 
-Today popovers, dialogs, and [burger menus](page-layout.html#burger) can be natively implemented with the [Popover API](//developer.mozilla.org/en-US/docs/Web/API/Popover_API) and page-transitions can be styled with the CSS [@starting-style](//developer.mozilla.org/en-US/docs/Web/CSS/@starting-style) at-rule:
+Today [popovers, dialogs, and burger menus](markdown-extensions.html#button-triggering-a-popover) can be natively implemented with the [Popover API](//developer.mozilla.org/en-US/docs/Web/API/Popover_API) and page-transitions can be styled with the CSS [@starting-style](//developer.mozilla.org/en-US/docs/Web/CSS/@starting-style) at-rule:
 
 ```css
 [popover] {
@@ -122,7 +122,7 @@ One major benefit of using a Web Component is that the browser automatically tak
 
 ### Dynamic sections { #sections }
 
-You can turn all the [page sections](page-layout.html#sections) into web components with a `section_component` configuration option. This can be assigned in the front matter or globally in the application data. On the front page of this website, for example, we have a "scroll-transition" component to help implement all the scroll-triggered CSS transitions:
+You can turn all the [page sections](content-authoring.html#sections) into web components with a `section_component` configuration option. This can be assigned in the front matter or globally in the application data. On the front page of this website, for example, we have a "scroll-transition" component to help implement all the scroll-triggered CSS transitions:
 
 ```yaml
 section_component: scroll-transition