just updating the branch with current changes

pkg/api/client.go

@@ -728,3 +728,23 @@ func (c *Client) DeleteAddress(id uint) error {
 
 	return nil
 }
+
+func(c *Client) SetDefaultAddress(id uint) error {
+	url := fmt.Sprintf("%s/api/v1/addresses/%d/default", c.BaseURL, id)
+	req, err := http.NewRequest("PUT", url, nil)
+	if err != nil {
+		return fmt.Errorf("failed to create request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+c.Token)
+
+	resp, err := c.HTTPClient.Do(req)
+	if err != nil {
+		return fmt.Errorf("request failed: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("failed to set default address: status %d", resp.StatusCode)
+	}
+	return nil
+}