Publish harness and TUI open-source

initial sync from the monorepo

crates/codegen/xai-grok-shell/changelogs/0.2.32.md

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+# 0.2.32
+
+## Features
+
+- **Slash commands** from project plugins now appear correctly in every open conversation after a plugin change.
+
+## Bug Fixes
+
+- **Prompts submitted rapidly** now stay in correct submission order in the queue.
+
+## Performance
+
+- **Grep searches** on large repositories are now substantially faster and no longer hit the 60-second timeout.
+