Migrate core render util to use xterm.js as part of the rendering loop. (#19044)

packages/cli/package.json

@@ -48,7 +48,7 @@
     "fzf": "^0.5.2",
     "glob": "^12.0.0",
     "highlight.js": "^11.11.1",
-    "ink": "npm:@jrichman/ink@6.4.10",
+    "ink": "npm:@jrichman/ink@6.4.11",
     "ink-gradient": "^3.0.0",
     "ink-spinner": "^5.0.0",
     "latest-version": "^9.0.0",
@@ -80,7 +80,7 @@
     "@types/shell-quote": "^1.7.5",
     "@types/ws": "^8.5.10",
     "@types/yargs": "^17.0.32",
-    "ink-testing-library": "^4.0.0",
+    "@xterm/headless": "^5.5.0",
     "typescript": "^5.3.3",
     "vitest": "^3.1.1"
   },