Add logging for configuration loading and WebDAV client initialization

go_cloud/internal/storage/webdav.go

@@ -23,6 +23,7 @@ type WebDAVClient struct {
 // NewWebDAVClient returns nil if no Nextcloud URL configured
 func NewWebDAVClient(cfg *config.Config) *WebDAVClient {
 	if cfg == nil || strings.TrimSpace(cfg.NextcloudURL) == "" {
+		fmt.Printf("[WEBDAV] No Nextcloud URL configured, WebDAV client is nil\n")
 		return nil
 	}
 	u := strings.TrimRight(cfg.NextcloudURL, "/")
@@ -30,6 +31,7 @@ func NewWebDAVClient(cfg *config.Config) *WebDAVClient {
 	if base == "" {
 		base = "/"
 	}
+	fmt.Printf("[WEBDAV] Initializing WebDAV client - URL: %s, User: %s, BasePath: %s\n", u, cfg.NextcloudUser, base)
 	return &WebDAVClient{
 		baseURL:    u,
 		user:       cfg.NextcloudUser,