feat: implement JSON-based IP configuration scripts for Windows and Linux and integrate service activation in provisioning flow

app/Jobs/VirtualMachine/Provision/AssignIpToGuestJob.php

@@ -96,6 +96,9 @@ class AssignIpToGuestJob implements ShouldQueue
         $vcenterUser = $vcenter->user;
         $vcenterPass = SignRSA::DecryptFunc($vcenter->password);
 
+        // Guest OS default admin user per OS family
+        $guestUser = strtoupper($this->osFamily) === 'WINDOWS' ? 'Administrator' : 'root';
+
         // ─── Attempt loop ────────────────────────────────────────────────────
 
         for ($attempt = 1; $attempt <= self::MAX_ATTEMPTS; $attempt++) {
@@ -129,6 +132,8 @@ class AssignIpToGuestJob implements ShouldQueue
                 vcenterPassword: $vcenterPass,
                 guestPassword:   $this->guestPassword,
                 osFamily:        $this->osFamily,
+                dns:             $dns,
+                guestUser:       $guestUser,
             );
 
             // [6] If assign failed → release and try next IP
@@ -151,6 +156,7 @@ class AssignIpToGuestJob implements ShouldQueue
                 vcenterPassword: $vcenterPass,
                 guestPassword:   $this->guestPassword,
                 osFamily:        $this->osFamily,
+                guestUser:       $guestUser,
             );
 
             // [8] If verification failed → release and try next IP
@@ -329,10 +335,11 @@ class AssignIpToGuestJob implements ShouldQueue
     // Micro-helpers
     // ─────────────────────────────────────────────────────────────────────────
 
-    /** PS1 scripts output exactly "SUCCESS" or "FAIL". */
+    /** PS1 scripts return JSON: {"status":"ok"} or {"status":"error","message":"..."} */
     private function isSuccess(string $output): bool
     {
-        return str_contains(strtoupper(trim($output)), 'SUCCESS');
+        $data = json_decode(trim($output), true);
+        return is_array($data) && ($data['status'] ?? '') === 'ok';
     }
 
     /** Convert dotted-decimal netmask to CIDR prefix length (e.g. 255.255.255.0 → 24). */