Publish harness and TUI open-source

initial sync from the monorepo

crates/codegen/xai-ratatui-inline/Cargo.toml

@@ -0,0 +1,35 @@
+[package]
+name = "xai-ratatui-inline"
+version = "0.1.0"
+edition.workspace = true
+license = "Apache-2.0"
+authors = ["xAI"]
+
+[dependencies]
+# ANSI escape parsing for the line splitter (production). Same VTE-style
+# state machine family as the prior termwiz-based parser; already present in
+# the shipped dependency tree via anstream/clap.
+anstyle-parse = { workspace = true }
+crossterm = { workspace = true }
+ratatui = { workspace = true }
+unicode-width = { workspace = true }
+
+[dev-dependencies]
+ansi-width = { workspace = true }
+anyhow = { workspace = true }
+colored_json = { workspace = true }
+criterion = { workspace = true }
+lipsum = { workspace = true }
+serde_json = { workspace = true }
+# Dev-only reference implementation for tests/segment_differential.rs.
+# Not linked into shipped binaries.
+termwiz = { workspace = true }
+
+[[bench]]
+name = "bench"
+harness = false
+
+[features]
+scrolling-regions = [
+    "ratatui/scrolling-regions",
+] # required for terminal fork only