Gradio and anthropic versions fix (#80)

pyproject.toml

@@ -35,12 +35,12 @@ version = {attr = "chatarena.__version__"}
 "Bug Tracker" = "https://github.com/chatarena/chatarena/issues"
 
 [project.optional-dependencies]
-anthropic = ["anthropic>=0.2.8"]
+anthropic = ["anthropic>=0.2.8,<0.3.0"]
 cohere = ["cohere>=4.3.1"]
 huggingface = ["transformers>=4.27.4"]
 bard = ["bardapi==0.1.11"]
 langchain = ["langchain>=0.0.135"]
-gradio = ["gradio>=3.34.0"]
+gradio = ["gradio>=3.34.0,<4.0.0"]
 pettingzoo = ["pettingzoo>=1.24.0", "chess==1.9.4", "rlcard==1.0.5", "pygame==2.3.0", "gymnasium>=0.28.1"]
 umshini = ["pettingzoo>=1.24.1", "gymnasium>=0.28.1", "langchain>=0.0.135", "colorama>=0.4.6"]
 all_backends = ["anthropic>=0.2.8", "cohere>=4.3.1", "transformers>=4.27.4", "bardapi==0.1.11", "langchain>=0.0.135"]