small improvements

(cherry picked from commit 86d2524)

Author: Turbocube644

commit-status-publisher-server/src/main/java/jetbrains/buildServer/commitPublisher/gitea/GiteaPublisher.java

@@ -275,7 +275,7 @@ private void publish(@NotNull String message,
     try {
       publish(revision.getRevision(), message, repository, buildDescription);
     } catch (Exception e) {
-      throw new PublisherException("Cannot publish status to Gitea for VCS root " +
+      throw new PublisherException("Cannot publish status to Gitea(" + apiUrl + ") for VCS root " +
                                    revision.getRoot().getName() + ": " + e.toString(), e);
     }
   }

commit-status-publisher-server/src/main/java/jetbrains/buildServer/commitPublisher/gitea/GiteaSettings.java

@@ -128,6 +128,10 @@ public void testConnection(@NotNull BuildTypeIdentity buildTypeOrTemplate, @NotN
         if (Objects.equals(statusCode, 404)) {
           throw new PublisherException(String.format("Repository \"%s\" can not be found. Please check if it was renamed or moved to another namespace", repository.repositoryName()));
         }
+        if (Objects.equals(statusCode, 401) || Objects.equals(statusCode, 403)) {
+          throw new PublisherException(String.format("Cannot access the \"%s\" repository. Ensure you are using a valid access token instead of a password (authentication via password is no longer available)", repository.repositoryName()));
+        }
+        throw new PublisherException("Request was failed with error", pe);
       } catch (Exception ex) {
         throw new PublisherException(String.format("Gitea publisher has failed to connect to \"%s\" repository", repository.url()), ex);
       }