chore: import upstream snapshot with attribution

examples/auth/github_oauth/client.py

@@ -0,0 +1,32 @@
+"""OAuth client example for connecting to FastMCP servers.
+
+This example demonstrates how to connect to an OAuth-protected FastMCP server.
+
+To run:
+    python client.py
+"""
+
+import asyncio
+
+from fastmcp.client import Client, OAuth
+
+SERVER_URL = "http://127.0.0.1:8000/mcp"
+
+
+async def main():
+    try:
+        async with Client(SERVER_URL, auth=OAuth()) as client:
+            assert await client.ping()
+            print("✅ Successfully authenticated!")
+
+            tools = await client.list_tools()
+            print(f"🔧 Available tools ({len(tools)}):")
+            for tool in tools:
+                print(f"   - {tool.name}: {tool.description}")
+    except Exception as e:
+        print(f"❌ Authentication failed: {e}")
+        raise
+
+
+if __name__ == "__main__":
+    asyncio.run(main())