Fix bin/publish: copy docs.dist from project root

Fix bin/publish: use correct .env path for rspade_system
Fix bin/publish script: prevent grep exit code 1 from terminating script

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/Mail/VerifyEmail.php

@@ -0,0 +1,74 @@
+<?php
+/**
+ * CODING CONVENTION:
+ * This file follows the coding convention where variable_names and function_names
+ * use snake_case (underscore_wherever_possible).
+ */
+
+
+namespace App\Mail;
+
+use App\Models\PendingRegistration;
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Mail\Mailable;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Facades\URL;
+
+class VerifyEmail extends Mailable
+{
+    use Queueable, SerializesModels;
+
+    /**
+     * The pending registration instance.
+     *
+     * @var \App\Models\PendingRegistration
+     */
+    public $registration;
+    
+    /**
+     * The verification URL.
+     *
+     * @var string
+     */
+    public $url;
+    
+    /**
+     * The expiration time in hours.
+     *
+     * @var int
+     */
+    public $expiresInHours;
+
+    /**
+     * Create a new message instance.
+     *
+     * @param \App\Models\PendingRegistration $registration
+     * @return void
+     */
+    public function __construct(PendingRegistration $registration)
+    {
+        $this->registration = $registration;
+        
+        $this->url = URL::temporarySignedRoute(
+            'auth.verify-email',
+            now()->addHours(24),
+            ['token' => $registration->verification_token]
+        );
+        
+        $this->expiresInHours = ceil(
+            $registration->expires_at->diffInMinutes(now()) / 60
+        );
+    }
+
+    /**
+     * Build the message.
+     *
+     * @return $this
+     */
+    public function build()
+    {
+        return $this->subject('Verify Your Email Address')
+                    ->view('emails.verify-email');
+    }
+}