Database eingefügt

src/pages/Index.tsx

@@ -1,6 +1,7 @@
 import Header from "@/components/Header";
 import HeroSection from "@/components/HeroSection";
 import EnergyTypesSection from "@/components/EnergyTypesSection";
+import CalculatorNavigation from "@/components/CalculatorNavigation";
 import WhyChooseUsSection from "@/components/WhyChooseUsSection";
 import Footer from "@/components/Footer";
 
@@ -11,6 +12,7 @@ const Index = () => {
       <main>
         <HeroSection />
         <EnergyTypesSection />
+        <CalculatorNavigation />
         <WhyChooseUsSection />
       </main>
       <Footer />