installer: generate and use invitations
diff --git a/core/installer/welcome/env-created.html b/core/installer/welcome/env-created.html
new file mode 100644
index 0000000..0a64116
--- /dev/null
+++ b/core/installer/welcome/env-created.html
@@ -0,0 +1,15 @@
+<!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">
+ Environment for {{ .Domain }} is being configured. In few minutes go to <a href="https://welcome.{{ .Domain }}">https://welcome.<b>{{ .Domain }}</b></a> to set up administrative account.
+ </main>
+ </div>
+ </body>
+</html>