Update agent configuration for maximum tool-calling iterations

- Increased the default maximum tool-calling iterations from 20 to 60 in the CLI configuration and related files, allowing for more complex tasks.
- Updated documentation and comments to reflect the new recommended range for iterations, enhancing user guidance.
- Implemented backward compatibility for loading max iterations from the root-level configuration, ensuring a smooth transition for existing users.
- Adjusted the setup wizard to prompt for the maximum iterations setting, improving user experience during configuration.

hermes_cli/config.py

@@ -201,6 +201,13 @@ OPTIONAL_ENV_VARS = {
         "url": None,
         "password": True,
     },
+    # Agent configuration
+    "HERMES_MAX_ITERATIONS": {
+        "description": "Maximum tool-calling iterations per conversation (default: 25 for messaging, 10 for CLI)",
+        "prompt": "Max iterations",
+        "url": None,
+        "password": False,
+    },
 }