Feat: Implement landing page

Implement a landing page with a frog green color scheme.

src/pages/Index.tsx

@@ -1,12 +1,24 @@
-// Update this page (the content is just a fallback if you fail to update the page)
+
+import Navbar from "@/components/Navbar";
+import Hero from "@/components/Hero";
+import NewsSection from "@/components/NewsSection";
+import TeamSection from "@/components/TeamSection";
+import GallerySection from "@/components/GallerySection";
+import AboutSection from "@/components/AboutSection";
+import ContactSection from "@/components/ContactSection";
+import Footer from "@/components/Footer";
 
 const Index = () => {
   return (
-    <div className="min-h-screen flex items-center justify-center bg-gray-100">
-      <div className="text-center">
-        <h1 className="text-4xl font-bold mb-4">Welcome to Your Blank App</h1>
-        <p className="text-xl text-gray-600">Start building your amazing project here!</p>
-      </div>
+    <div className="min-h-screen bg-white">
+      <Navbar />
+      <Hero />
+      <NewsSection />
+      <TeamSection />
+      <GallerySection />
+      <AboutSection />
+      <ContactSection />
+      <Footer />
     </div>
   );
 };