✨ feat: enhance medialib image handling and add asset URL resolution

- Implemented `resolveApiAssetUrl` function to normalize asset URLs based on API base.
- Updated `MedialibImage` component to utilize new asset URL resolution and added support for alt text and class properties.
- Enhanced image loading behavior with improved width measurement and focal point handling.
- Added placeholder image handling and improved accessibility with alt text.
- Introduced new test script for auditing broken links in skill documentation.
- Expanded seeded test content to include medialib entries and updated related tests for pagebuilder previews.
- Improved global setup and teardown logging for clarity on seeded content management.

frontend/src/App.svelte

@@ -165,7 +165,8 @@
                     undefined,
                     undefined,
                     undefined,
-                    { lookup: NAVIGATION_CONTENT_LOOKUP }
+                    undefined,
+                    NAVIGATION_CONTENT_LOOKUP
                 ),
                 getCachedEntries<"navigation">(
                     "navigation",
@@ -174,13 +175,14 @@
                     undefined,
                     undefined,
                     undefined,
-                    { lookup: NAVIGATION_CONTENT_LOOKUP }
+                    undefined,
+                    NAVIGATION_CONTENT_LOOKUP
                 ),
             ])
             headerNav = headerEntries[0] || null
             footerNav = footerEntries[0] || null
 
-            // Load content for current path
+            // Load content for current path. Limit 1 so SSR tracks content:<id> instead of content:*.
             const contentEntries = await getCachedEntries<"content">(
                 "content",
                 {
@@ -189,10 +191,11 @@
                     active: true,
                 },
                 "sort",
+                1,
                 undefined,
                 undefined,
                 undefined,
-                { lookup: CONTENT_MEDIA_LOOKUP }
+                CONTENT_MEDIA_LOOKUP
             )
 
             if (contentEntries.length > 0) {