fix: sign up images

apps/start/src/components/onboarding-left-panel.tsx

@@ -15,7 +15,7 @@ const onboardingSellingPoints = [
     key: 'get-started',
     render: () => (
       <SellingPoint
-        bgImage="/img-6.png"
+        bgImage="/img-6.webp"
         title="Get started in minutes"
         description={
           <>
@@ -40,7 +40,7 @@ const onboardingSellingPoints = [
     key: 'welcome',
     render: () => (
       <SellingPoint
-        bgImage="/img-1.png"
+        bgImage="/img-1.webp"
         title="Best open-source alternative"
         description="Mixpanel too expensive, Google Analytics has no privacy, Amplitude old and boring"
       />
@@ -50,7 +50,7 @@ const onboardingSellingPoints = [
     key: 'selling-point-2',
     render: () => (
       <SellingPoint
-        bgImage="/img-2.png"
+        bgImage="/img-2.webp"
         title="Fast and reliable"
         description="Never miss a beat with our real-time analytics"
       />
@@ -60,7 +60,7 @@ const onboardingSellingPoints = [
     key: 'selling-point-3',
     render: () => (
       <SellingPoint
-        bgImage="/img-3.png"
+        bgImage="/img-3.webp"
         title="Easy to use"
         description="Compared to other tools we have kept it simple"
       />
@@ -70,7 +70,7 @@ const onboardingSellingPoints = [
     key: 'selling-point-4',
     render: () => (
       <SellingPoint
-        bgImage="/img-4.png"
+        bgImage="/img-4.webp"
         title="Privacy by default"
         description="We have built our platform with privacy at its heart"
       />
@@ -80,7 +80,7 @@ const onboardingSellingPoints = [
     key: 'selling-point-5',
     render: () => (
       <SellingPoint
-        bgImage="/img-5.png"
+        bgImage="/img-5.webp"
         title="Open source"
         description="You can inspect the code and self-host if you choose"
       />