Publish harness and TUI open-source

initial sync from the monorepo

crates/codegen/xai-grok-shell/changelogs/0.2.77.md

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+# 0.2.77 — 2026-06-30
+
+## Features
+
+- **Pasting images** from the local clipboard now works when running commands through `grok wrap`.
+- **Turn status spinner** now shows what the agent is waiting on (response, subagent, task output, etc.).
+- **Double-click word selection** is now a discoverable option in the Text selection setting and stays in sync with highlight behavior.
+
+## Bug Fixes
+
+- **Credit limit errors** now show clearer upgrade or buy-credits messaging based on billing type.
+