[workspace-split] P1.3: extract cc-types leaf crate (partial)

Cargo.toml

@@ -122,6 +122,7 @@ parking_lot = "0.12"
 # 内部 crates (workspace split)
 cc-keybindings = { path = "crates/cc-keybindings" }
 cc-observability = { path = "crates/cc-observability" }
+cc-types = { path = "crates/cc-types" }
 
 # Daemon HTTP server
 axum = { version = "0.8", features = ["ws"] }

crates/cc-types/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "cc-types"
+version = "0.1.0"
+edition = "2021"
+description = "Pure leaf types for cc-rust: message, state, transitions (no runtime deps on root crate)"
+
+[dependencies]
+serde = { workspace = true }
+serde_json = { workspace = true }
+uuid = { workspace = true }
+chrono = { workspace = true }

crates/cc-types/src/lib.rs

@@ -0,0 +1,12 @@
+//! Pure leaf types extracted from `claude-code-rs::types`.
+//!
+//! This crate holds the subset of `src/types/` with no cross-module dependencies
+//! on the main crate (teams / ui / config / ipc). The three modules below are
+//! the truly pure leaves; `app_state`, `tool`, and `config` remain in the root
+//! crate because they still reach into the not-yet-extracted subsystems.
+//!
+//! See issue #70 (`[workspace-split] Phase 1`) for the rationale behind this
+//! partial split.
+pub mod message;
+pub mod state;
+pub mod transitions;

crates/claude-code-rs/Cargo.toml

@@ -134,6 +134,7 @@ parking_lot = { workspace = true }
 # 内部 workspace crates (P1)
 cc-keybindings = { workspace = true }
 cc-observability = { workspace = true }
+cc-types = { workspace = true }
 
 # Daemon
 axum = { workspace = true }

crates/claude-code-rs/src/types/mod.rs

@@ -1,6 +1,13 @@
+// `message`, `state`, `transitions` now live in the `cc-types` workspace crate
+// (issue #70 — Phase 1 leaf extraction). Re-export them here so existing
+// `crate::types::message::*` paths keep resolving across the ~100 call sites
+// in this crate.
+//
+// `app_state`, `tool`, and `config` still depend on teams / ui / config / ipc
+// and stay local to the root crate until those subsystems move out. Once they
+// do, this file can collapse to a single `pub use cc_types::*;`.
+pub use cc_types::{message, state, transitions};
+
 pub mod app_state;
 pub mod config;
-pub mod message;
-pub mod state;
 pub mod tool;
-pub mod transitions;