Publish harness and TUI open-source

initial sync from the monorepo

crates/codegen/xai-grok-shared/src/session/info.rs

@@ -0,0 +1,8 @@
+use agent_client_protocol as acp;
+
+/// Session identity: `id` + `cwd`.
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct Info {
+    pub id: acp::SessionId,
+    pub cwd: String,
+}

crates/codegen/xai-grok-shared/src/session/mod.rs

@@ -0,0 +1,13 @@
+use std::path::PathBuf;
+
+pub mod info;
+
+pub use info::Info;
+
+// Re-export shared feedback wire types used by downstream crates
+// (e.g. xai-grok-pager-render).
+pub use prod_mc_cli_chat_proxy_types::feedback_types::FeedbackTerminalInfo;
+
+pub fn session_dir(info: &Info) -> PathBuf {
+    xai_grok_tools::util::grok_home::sessions_cwd_dir(&info.cwd).join(info.id.to_string())
+}