feat: enhance configuration management with main and route configs

- Added `main_config` and `route_config` fields to ActiveConfigResponse and AgentConfigResponse for better configuration handling.
- Updated NginxManager interface to accept separate main and route configurations.
- Modified sync service to apply main and route configurations correctly.
- Enhanced tests to validate new configuration fields and their application.
- Updated ConfigVersion model to include main configuration.
- Improved rendering logic for main and route configurations in the service layer.
- Added UI components to display main configuration changes and OpenResty parameter changes.

atsf_agent/internal/protocol/agent_api.go

@@ -58,6 +58,8 @@ type ApplyLogPayload struct {
 type ActiveConfigResponse struct {
 	Version        string        `json:"version"`
 	Checksum       string        `json:"checksum"`
+	MainConfig     string        `json:"main_config"`
+	RouteConfig    string        `json:"route_config"`
 	RenderedConfig string        `json:"rendered_config"`
 	SupportFiles   []SupportFile `json:"support_files"`
 	CreatedAt      string        `json:"created_at"`