feat(analytics): implement runtime configuration and analytics tracking for GA4 and Baidu

web/src/components/layout/analytics-tracker.tsx

@@ -0,0 +1,15 @@
+import { useEffect } from "react";
+import { useLocation } from "react-router-dom";
+
+import { trackPageview } from "@/lib/analytics";
+
+// 监听 SPA 路由变化并上报 pageview。无统计配置时 trackPageview 为空操作。
+export function AnalyticsTracker() {
+    const location = useLocation();
+
+    useEffect(() => {
+        trackPageview(`${location.pathname}${location.search}`);
+    }, [location.pathname, location.search]);
+
+    return null;
+}