Upgrade to Ink 6 and React 19 (#2096)

Co-authored-by: jacob314 <jacob314@gmail.com>

packages/cli/package.json

@@ -38,17 +38,17 @@
     "gaxios": "^6.1.1",
     "glob": "^10.4.1",
     "highlight.js": "^11.11.1",
-    "ink": "^5.2.0",
+    "ink": "^6.0.1",
     "ink-big-text": "^2.0.0",
     "ink-gradient": "^3.0.0",
-    "ink-select-input": "^6.0.0",
+    "ink-select-input": "^6.2.0",
     "ink-spinner": "^5.0.0",
-    "ink-link": "^4.0.0",
+    "ink-link": "^4.1.0",
     "ink-text-input": "^6.0.0",
     "lowlight": "^3.3.0",
     "mime-types": "^2.1.4",
     "open": "^10.1.2",
-    "react": "^18.3.1",
+    "react": "^19.1.0",
     "read-package-up": "^11.0.0",
     "shell-quote": "^1.8.2",
     "string-width": "^7.1.0",
@@ -58,16 +58,20 @@
     "yargs": "^17.7.2"
   },
   "devDependencies": {
-    "@testing-library/react": "^14.0.0",
+    "@testing-library/react": "^16.3.0",
+    "@babel/runtime": "^7.27.6",
     "@types/command-exists": "^1.2.3",
     "@types/diff": "^7.0.2",
     "@types/dotenv": "^6.1.1",
     "@types/node": "^20.11.24",
-    "@types/react": "^18.3.1",
+    "@types/react": "^19.1.8",
+    "@types/react-dom": "^19.1.6",
     "@types/shell-quote": "^1.7.5",
     "@types/yargs": "^17.0.32",
     "ink-testing-library": "^4.0.0",
     "jsdom": "^26.1.0",
+    "react-dom": "^19.1.0",
+    "pretty-format": "^30.0.2",
     "typescript": "^5.3.3",
     "vitest": "^3.1.1"
   },