re-add github.py

src/basic_factory/github.py

@@ -0,0 +1,53 @@
+"""GitHub API operations for basic-factory."""
+from dataclasses import dataclass
+from github import Github
+from github.Repository import Repository
+
+
+@dataclass
+class GitHubConfig:
+    """Configuration for GitHub operations."""
+    token: str
+    repo_owner: str
+    repo_name: str
+
+
+class GitHubOps:
+    """GitHub API operations."""
+
+    def __init__(self, config: GitHubConfig):
+        self.config = config
+        self.github = Github(config.token)
+        self.repo = self.github.get_repo(f"{config.repo_owner}/{config.repo_name}")
+
+    def create_pull_request(
+        self,
+        title: str,
+        body: str,
+        head_branch: str,
+        base_branch: str = "main"
+    ) -> str:
+        """Create a pull request and return its URL."""
+        pr = self.repo.create_pull(
+            title=title,
+            body=body,
+            head=head_branch,
+            base=base_branch
+        )
+        return pr.html_url
+
+
+def create_hello_world_pr(github: GitHubOps) -> str:
+    """Create pull request for hello world example."""
+    title = "Add hello world function"
+    body = """This PR adds a basic hello world function with tests.
+
+Changes:
+- Add hello_world() function in hello.py
+- Add corresponding test in test_hello.py"""
+
+    return github.create_pull_request(
+        title=title,
+        body=body,
+        head_branch="feature/hello-world"
+    )