feat(navigation): wire instrumentation — header repo spans + getHeader withSpan

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/web-next/src/server/bind-production.ts

@@ -57,7 +57,7 @@ export async function bindAllProduction(): Promise<void> {
   bindProductionAuth(resolvedConfig, tracer, logger); // Phase E task 19
   bindProductionBlog(resolvedConfig, tracer, logger); // Phase E task 18
   bindProductionMarketingPages(resolvedConfig, tracer, logger); // Phase E task 20
-  bindProductionNavigation(resolvedConfig);
+  bindProductionNavigation(resolvedConfig, tracer, logger); // Phase E task 21
   bindProductionMedia(resolvedConfig);
 }
 
@@ -73,7 +73,7 @@ export async function bindAllDevSeed(): Promise<void> {
   await bindDevSeedAuth(tracer, logger); // Phase E task 19
   await bindDevSeedBlog(tracer, logger); // Phase E task 18
   await bindDevSeedMarketingPages(tracer, logger); // Phase E task 20
-  await bindDevSeedNavigation();
+  await bindDevSeedNavigation(tracer, logger); // Phase E task 21
   await bindDevSeedMedia();
 }