feat(config): add navigation tabs for Guides and Solutions

blume.config.ts

@@ -7,4 +7,16 @@ export default defineConfig({
     site: "https://prdlk.github.io",
     base: "/leetcode",
   },
+  navigation: {
+    tabs: [
+      {
+        label: "Guides",
+        path: "/guides",
+      },
+      {
+        title: "Solutions",
+        href: "/solutions",
+      },
+    ],
+  },
 });