Enable pricing (#151)

* Enable Pro plan - WIP

* no pricing page if have no paid plans

* Set pricing ids in env

* views & submissions FREE for all

* extra param for env

* form password FREE for all

* Custom Code is PRO feature

* Replace codeinput prism with codemirror

* Better form Cleaning message

* Added risky user email spam protection

* fix form cleaning

* Pricing page new UI

* form cleaner

* Polish changes

* Fixed tests

---------

Co-authored-by: Julien Nahum <julien@nahum.net>

app/Http/Requests/Subscriptions/UpdateStripeDetailsRequest.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Http\Requests\Subscriptions;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class UpdateStripeDetailsRequest extends FormRequest
+{
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, mixed>
+     */
+    public function rules()
+    {
+        return [
+            'name' => 'required|string',
+            'email' => 'required|email',
+        ];
+    }
+}