Refactor code structure for improved readability and maintainability

gitea/tools/git_tools.py

@@ -0,0 +1,16 @@
+from typing import Any
+from gitea.client import GiteaClient
+
+
+class GitTools:
+    """Tools for Gitea git ref operations."""
+
+    def __init__(self, client: GiteaClient) -> None:
+        self._client = client
+
+    def create_branch(self, owner: str, repo: str, ref: str, sha: str) -> str:
+        try:
+            self._client.create_ref(owner, repo, ref, sha)
+            return f"Branch '{ref}' created successfully in {owner}/{repo}."
+        except Exception as e:
+            return f"Error creating branch: {str(e)}"