docs: improved analytics and tracking (#13671)

* docs: improved analytics and tracking

* remove detailed feedback component

* remove ignore build script for api reference

* improvements

* fix pathname

www/apps/ui/instrumentation-client.ts

@@ -0,0 +1,7 @@
+import posthog from "posthog-js"
+
+posthog.init(process.env.NEXT_PUBLIC_POSTHOG_KEY!, {
+  api_host: process.env.NEXT_PUBLIC_POSTHOG_HOST,
+  person_profiles: "always",
+  defaults: "2025-05-24",
+})

www/apps/ui/package.json

@@ -24,6 +24,7 @@
     "clsx": "^2.1.0",
     "docs-ui": "*",
     "next": "15.3.5",
+    "posthog-js": "^1.269.1",
     "react": "rc",
     "react-dom": "rc",
     "rehype-mdx-code-props": "^2.0.0",

www/apps/ui/providers/index.tsx

@@ -28,8 +28,6 @@ const Providers = ({ children }: ProvidersProps) => {
     <AnalyticsProvider
       segmentWriteKey={process.env.NEXT_PUBLIC_SEGMENT_API_KEY}
       reoDevKey={process.env.NEXT_PUBLIC_REO_DEV_CLIENT_ID}
-      postHogKey={process.env.NEXT_PUBLIC_POSTHOG_KEY}
-      postHogApiHost={process.env.NEXT_PUBLIC_POSTHOG_HOST}
     >
       <SiteConfigProvider config={config}>
         <MobileProvider>