Implement CheckCle Microservice Operation

A Go-based microservice for service operations including ICMP ping, DNS resolution, and TCP connectivity

server/service-operation/pocketbase/client.go

@@ -0,0 +1,52 @@
+
+package pocketbase
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+)
+
+type PocketBaseClient struct {
+	baseURL    string
+	httpClient *http.Client
+}
+
+func NewPocketBaseClient(baseURL string) (*PocketBaseClient, error) {
+	// Use provided baseURL or default to localhost
+	if baseURL == "" {
+		baseURL = "http://localhost:8090"
+	}
+	
+	client := &PocketBaseClient{
+		baseURL: baseURL,
+		httpClient: &http.Client{
+			Timeout: 30 * time.Second,
+		},
+	}
+	
+	return client, nil
+}
+
+func (c *PocketBaseClient) GetBaseURL() string {
+	return c.baseURL
+}
+
+func (c *PocketBaseClient) TestConnection() error {
+	resp, err := c.httpClient.Get(fmt.Sprintf("%s/api/health", c.baseURL))
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("PocketBase health check failed with status: %d", resp.StatusCode)
+	}
+	
+	return nil
+}
+
+func (c *PocketBaseClient) IsAuthenticated() bool {
+	// Since we're using public access mode, always return true
+	return true
+}