Publish harness and TUI open-source

initial sync from the monorepo

crates/codegen/xai-grok-shell/changelogs/0.2.7.json

@@ -0,0 +1,12 @@
+[
+  {
+    "category": "fixes",
+    "description": "**Background tasks** started inside subagents now continue running after the subagent session ends.",
+    "breaking_change": false
+  },
+  {
+    "category": "features",
+    "description": "**Image generation and image editing** can now be toggled independently via [features] in config.toml.",
+    "breaking_change": false
+  }
+]