added updated code for core wiring

1. Removed tracing
2. Skipped Registration

core/module/client/registery.go

@@ -0,0 +1,101 @@
+package client
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"time"
+
+	"github.com/beckn/beckn-onix/pkg/model"
+	"github.com/hashicorp/go-retryablehttp"
+)
+
+// Config struct to hold configuration parameters.
+type Config struct {
+	RegisteryURL string
+	RetryMax     int
+	RetryWaitMin time.Duration
+	RetryWaitMax time.Duration
+}
+
+// RegisteryClient encapsulates the logic for calling the subscribe and lookup endpoints.
+type RegisteryClient struct {
+	Config *Config
+	Client *retryablehttp.Client // Retryable HTTP Client
+}
+
+// NewRegisteryClient creates a new instance of Client.
+func NewRegisteryClient(config *Config) *RegisteryClient {
+	retryClient := retryablehttp.NewClient()
+
+	return &RegisteryClient{Config: config, Client: retryClient}
+}
+
+// Subscribe calls the /subscribe endpoint with retry.
+func (c *RegisteryClient) Subscribe(ctx context.Context, subscription *model.Subscription) error {
+	subscribeURL := fmt.Sprintf("%s/subscribe", c.Config.RegisteryURL)
+
+	jsonData, err := json.Marshal(subscription)
+	if err != nil {
+		return fmt.Errorf("failed to marshal subscription data: %w", err)
+	}
+
+	req, err := retryablehttp.NewRequest("POST", subscribeURL, bytes.NewBuffer(jsonData))
+	if err != nil {
+		return fmt.Errorf("failed to create request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	resp, err := c.Client.Do(req)
+	if err != nil {
+		return fmt.Errorf("failed to send request with retry: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("subscribe request failed with status: %s", resp.Status)
+	}
+	return nil
+}
+
+// Lookup calls the /lookup endpoint with retry and returns a slice of Subscription.
+func (c *RegisteryClient) Lookup(ctx context.Context, subscription *model.Subscription) ([]model.Subscription, error) {
+	lookupURL := fmt.Sprintf("%s/lookUp", c.Config.RegisteryURL)
+
+	jsonData, err := json.Marshal(subscription)
+	if err != nil {
+		return nil, fmt.Errorf("failed to marshal subscription data: %w", err)
+	}
+
+	req, err := retryablehttp.NewRequest("POST", lookupURL, bytes.NewBuffer(jsonData))
+	if err != nil {
+		return nil, fmt.Errorf("failed to create request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	resp, err := c.Client.Do(req)
+	if err != nil {
+		return nil, fmt.Errorf("failed to send request with retry: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("lookup request failed with status: %s", resp.Status)
+	}
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read response body: %w", err)
+	}
+
+	var results []model.Subscription
+	err = json.Unmarshal(body, &results)
+	if err != nil {
+		return nil, fmt.Errorf("failed to unmarshal response body: %w", err)
+	}
+
+	return results, nil
+}