Add optional redis dep

Author: akash329d

pyproject.toml

@@ -36,6 +36,7 @@ dependencies = [
 rich = ["rich>=13.9.4"]
 cli = ["typer>=0.12.4", "python-dotenv>=1.0.0"]
 ws = ["websockets>=15.0.1"]
+redis = ["redis>=5.0.0"]
 
 [project.scripts]
 mcp = "mcp.cli:app [cli]"