docs: link fixes and cleanup

docs/features/Docker Support.md

@@ -5,3 +5,7 @@ You can run the below one-liner to run Quartz in Docker.
 ```sh
 docker run --rm -itp 8080:8080 -p 3001:3001 -v ./content:/usr/src/app/content $(docker build -q .)
 ```
+
+> [!warning] Not to be used for production
+> Serve mode is intended for local previews only.
+> For production workloads, see the page on [[hosting]].

docs/features/popover previews.md

@@ -8,7 +8,7 @@ By default, Quartz only fetches previews for pages inside your vault due to [COR
 
 When [[creating components|creating your own components]], you can include this `popover-hint` class to also include it in the popover.
 
-Similar to Obsidian, [[quartz layout.png|images referenced using wikilinks]] can also be viewed as popups.
+Similar to Obsidian, [[quartz-layout-desktop.png|images referenced using wikilinks]] can also be viewed as popups.
 
 ## Configuration