installer: welcome
diff --git a/core/installer/welcome/index.html b/core/installer/welcome/index.html
new file mode 100644
index 0000000..0beb6a9
--- /dev/null
+++ b/core/installer/welcome/index.html
@@ -0,0 +1,49 @@
+<!DOCTYPE html>
+<html lang="en" data-theme="light">
+ <head>
+ <link rel="stylesheet" href="/static/pico.min.css">
+ <meta charset="utf-8" />
+ <meta name="viewport" content="width=device-width, initial-scale=1" />
+ </head>
+ <body>
+ <div style="display: contents">
+ <main class="container">
+ <article class="grid">
+ <div>
+ <form action="/create-admin-account" method="POST">
+ <input
+ type="text"
+ name="username"
+ placeholder="Username"
+ aria-label="Username"
+ required
+ />
+ <input
+ type="password"
+ name="password"
+ placeholder="Password"
+ aria-label="Password"
+ required
+ />
+ <input
+ type="text"
+ name="gandi-api-token"
+ placeholder="Gandi API Token"
+ aria-label="Gandi API Token"
+ required
+ />
+ <input
+ type="text"
+ name="secret-token"
+ placeholder="Secret Token"
+ aria-label="Secret Token"
+ required
+ />
+ <button type="submit" class="contrast">Create Admin Account</button>
+ </form>
+ </div>
+ </article>
+ </main>
+ </div>
+ </body>
+</html>