add HumanInterface

add cli

src/human_interface/mod.rs

@@ -0,0 +1,22 @@
+pub mod cli;
+
+use thiserror::Error;
+use own_mcp::mcp::chat::PermissionAnswer;
+
+#[derive(Debug, Error)]
+pub enum HumanInterfaceError {
+    #[error(transparent)]
+    IoError(std::io::Error),
+    #[error("other error in human interface: {0}")]
+    Other(String)
+}
+
+pub trait HumanInterface {
+    fn agent_message(&self, message: String);
+
+    fn expect_user_message(&self) -> impl Future<Output = Result<String, HumanInterfaceError>>;
+
+    fn ask_for_permission(&self, mcp_server_name: String, tool_name:String) -> impl Future<Output = Result<PermissionAnswer, HumanInterfaceError>>;
+
+    fn run(&self) -> impl Future<Output = Result<(), HumanInterfaceError>>;
+}