feat(homepage): add marketing site for flowprint.so

packages/homepage/.gitignore

@@ -0,0 +1,27 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts

packages/homepage/app/error.tsx

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+'use client'
+
+import { useEffect } from 'react'
+
+export default function Error({
+  error,
+  reset,
+}: {
+  error: Error & { digest?: string }
+  reset: () => void
+}) {
+  useEffect(() => {
+    console.error('Unhandled error:', error)
+  }, [error])
+
+  return (
+    <div
+      style={{
+        minHeight: '100vh',
+        display: 'flex',
+        alignItems: 'center',
+        justifyContent: 'center',
+        background: '#110904',
+        color: '#f0e6df',
+        fontFamily: "'DM Sans', system-ui, sans-serif",
+      }}
+    >
+      <div
+        style={{
+          maxWidth: 420,
+          padding: '40px 32px',
+          borderRadius: 16,
+          background: '#1a0f0a',
+          border: '1px solid rgba(228, 70, 255, 0.12)',
+          textAlign: 'center',
+        }}
+      >
+        <h2
+          style={{
+            fontSize: 20,
+            fontWeight: 600,
+            marginBottom: 12,
+          }}
+        >
+          Something went wrong
+        </h2>
+        <p
+          style={{
+            fontSize: 14,
+            color: '#a89585',
+            marginBottom: 24,
+            lineHeight: 1.5,
+          }}
+        >
+          An unexpected error occurred.
+        </p>
+        <button
+          onClick={reset}
+          style={{
+            padding: '10px 24px',
+            fontSize: 14,
+            fontWeight: 500,
+            color: '#110904',
+            background: '#E446FF',
+            border: 'none',
+            borderRadius: 8,
+            cursor: 'pointer',
+          }}
+        >
+          Try again
+        </button>
+      </div>
+    </div>
+  )
+}