Add sudo support for migrate commands when not running as root

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

app/RSpade/Commands/Migrate/PrivilegedCommandTrait.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace App\RSpade\Commands\Migrate;
+
+use Symfony\Component\Process\Process;
+use Symfony\Component\Process\Exception\ProcessFailedException;
+
+/**
+ * Trait for commands that need to run privileged operations (supervisorctl, file ops on /var/lib/mysql, etc.)
+ *
+ * Automatically prepends sudo when not running as root.
+ */
+trait PrivilegedCommandTrait
+{
+    /**
+     * Check if we're running as root
+     */
+    protected function is_root(): bool
+    {
+        $whoami = trim(shell_exec('whoami') ?? '');
+        return $whoami === 'root';
+    }
+
+    /**
+     * Get sudo prefix if needed
+     */
+    protected function sudo_prefix(): string
+    {
+        return $this->is_root() ? '' : 'sudo ';
+    }
+
+    /**
+     * Run a shell command string with sudo if needed
+     */
+    protected function shell_exec_privileged(string $command): ?string
+    {
+        $full_command = $this->sudo_prefix() . $command;
+        return shell_exec($full_command);
+    }
+
+    /**
+     * Run a Process command array with sudo if needed
+     */
+    protected function run_privileged_command(array $command, bool $throw_on_error = true): string
+    {
+        if (!$this->is_root()) {
+            array_unshift($command, 'sudo');
+        }
+
+        $process = new Process($command);
+        $process->setTimeout(60);
+        $process->run();
+
+        if ($throw_on_error && !$process->isSuccessful()) {
+            throw new ProcessFailedException($process);
+        }
+
+        return $process->getOutput();
+    }
+}