feat(terminal-access): implement terminal access control for servers and containers, including UI updates and backend logic

app/Models/ServerSetting.php

@@ -28,6 +28,7 @@ use OpenApi\Attributes as OA;
         'is_sentinel_enabled' => ['type' => 'boolean'],
         'is_swarm_manager' => ['type' => 'boolean'],
         'is_swarm_worker' => ['type' => 'boolean'],
+        'is_terminal_enabled' => ['type' => 'boolean'],
         'is_usable' => ['type' => 'boolean'],
         'logdrain_axiom_api_key' => ['type' => 'string'],
         'logdrain_axiom_dataset_name' => ['type' => 'string'],
@@ -59,6 +60,7 @@ class ServerSetting extends Model
         'sentinel_token' => 'encrypted',
         'is_reachable' => 'boolean',
         'is_usable' => 'boolean',
+        'is_terminal_enabled' => 'boolean',
     ];
 
     protected static function booted()