feat(analytics): update event tracking and configuration

- Adjust internal link properties in plausible.md
- Add line ending convention to project.yml
- Handle potential promise rejection in reportWebVitals.ts
- Ensure libraryId is defined in SpecTabs.tsx event tracking

Author: MarkusNeusinger

.serena/project.yml

@@ -126,3 +126,8 @@ language_backend:
 # list of regex patterns which, when matched, mark a memory entry as read‑only.
 # Extends the list from the global configuration, merging the two lists.
 read_only_memory_patterns: []
+
+# line ending convention to use when writing source files.
+# Possible values: unset (use global setting), "lf", "crlf", or "native" (platform default)
+# This does not affect Serena's own files (e.g. memories and configuration files), which always use native line endings.
+line_ending:

app/src/analytics/reportWebVitals.ts

@@ -38,5 +38,6 @@ export function reportWebVitals() {
         },
       });
     });
-  });
+  })
+  .catch(() => {});
 }

app/src/components/SpecTabs.tsx

@@ -209,11 +209,11 @@ export function SpecTabs({
 
     // Toggle: clicking same tab collapses it
     if (tabIndex === newValue) {
-      onTrackEvent?.('tab_toggle', { action: 'close', tab: tabNames[tabIndex], library: libraryId });
+      onTrackEvent?.('tab_toggle', { action: 'close', tab: tabNames[tabIndex], library: libraryId || undefined });
       setTabIndex(null);
     } else {
       setTabIndex(newValue);
-      onTrackEvent?.('tab_toggle', { action: 'open', tab: tabNames[newValue], library: libraryId });
+      onTrackEvent?.('tab_toggle', { action: 'open', tab: tabNames[newValue], library: libraryId || undefined });
     }
   };
 

docs/reference/plausible.md

@@ -110,7 +110,7 @@ https://pyplots.ai/{category}/{value}/{category}/{value}/...
 | Event Name | Properties | Where | Description |
 |------------|-----------|-------|-------------|
 | `external_link` | `destination`, `spec`?, `library`? | Footer.tsx, LegalPage.tsx | User clicks external link |
-| `internal_link` | `destination`, `spec`, `library` | Footer.tsx | User clicks internal link in footer |
+| `internal_link` | `destination`, `spec`?, `library`? | Footer.tsx | User clicks internal link in footer |
 
 **External destinations (Footer)**: `github`, `stats`, `linkedin`
 **External destinations (LegalPage)**: `linkedin`, `x`, `github_personal`