feat: 新增 Proxmox provider 支持及 inject_steps 参数

- 新增 desktop_env/providers/proxmox/ (manager + provider)
- desktop_env.py: 添加 proxmox 到 provider 名称列表
- providers/__init__.py: 工厂函数注册 proxmox provider
- run.py: 新增 --inject_steps/--no_inject_steps 参数
- run_proxmox.sh: Proxmox 运行脚本

desktop_env/desktop_env.py

@@ -162,7 +162,7 @@ class DesktopEnv(gym.Env):
         # vmware, virtualbox are always used as the emulator starts from a dirty state
         if self.provider_name in {"docker", "aws", "gcp", "azure", "aliyun", "volcengine"}:
             self.is_environment_used = False
-        elif self.provider_name in {"vmware", "virtualbox"}:
+        elif self.provider_name in {"vmware", "virtualbox", "proxmox"}:
             self.is_environment_used = True
         else:
             raise ValueError(f"Invalid provider name: {self.provider_name}")