feat: 添加 Diag/Ping/Licenses/Reconfigure 类型和对应服务

包含 StatsMsg（含调度和回填统计）、ControllerPing、License 等类型。实现 4 个服务：DiagService.GetDiag、PingService.Ping、LicensesService.GetLicenses、ReconfigureService.Reconfigure。

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

internal/slurm/slurm_diag.go

@@ -0,0 +1,67 @@
+package slurm
+
+import "context"
+
+// GetDiag returns slurm diagnostics information.
+func (s *DiagService) GetDiag(ctx context.Context) (*OpenapiDiagResp, *Response, error) {
+	path := "slurm/v0.0.40/diag"
+	req, err := s.client.NewRequest("GET", path, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var result OpenapiDiagResp
+	resp, err := s.client.Do(ctx, req, &result)
+	if err != nil {
+		return nil, resp, err
+	}
+	return &result, resp, nil
+}
+
+// Ping returns slurm controller ping information.
+func (s *PingService) Ping(ctx context.Context) (*OpenapiPingArrayResp, *Response, error) {
+	path := "slurm/v0.0.40/ping"
+	req, err := s.client.NewRequest("GET", path, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var result OpenapiPingArrayResp
+	resp, err := s.client.Do(ctx, req, &result)
+	if err != nil {
+		return nil, resp, err
+	}
+	return &result, resp, nil
+}
+
+// GetLicenses returns slurm license information.
+func (s *LicensesService) GetLicenses(ctx context.Context) (*OpenapiLicensesResp, *Response, error) {
+	path := "slurm/v0.0.40/licenses"
+	req, err := s.client.NewRequest("GET", path, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var result OpenapiLicensesResp
+	resp, err := s.client.Do(ctx, req, &result)
+	if err != nil {
+		return nil, resp, err
+	}
+	return &result, resp, nil
+}
+
+// Reconfigure requests slurm reconfigure.
+func (s *ReconfigureService) Reconfigure(ctx context.Context) (*OpenapiResp, *Response, error) {
+	path := "slurm/v0.0.40/reconfigure"
+	req, err := s.client.NewRequest("GET", path, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var result OpenapiResp
+	resp, err := s.client.Do(ctx, req, &result)
+	if err != nil {
+		return nil, resp, err
+	}
+	return &result, resp, nil
+}