chore(deps): major version updates — TypeScript 7, vitest 4, eslint 10, jsdom 29, concurrently 10

Jury-Voting: typescript 5.9->7.0, vitest 3->4, jsdom 26->29, concurrently 9->10
Projekt-KIQ-HP: eslint 9->10, @eslint/js 9->10
privat/CV: typescript 5.9->7.0, vitest 3->4
andreknie.de: js-yaml stays at 4 (v5 breaks ESM default export, needs code change)

privat/CV/andreknie.de/package.json

@@ -18,7 +18,7 @@
     "express-rate-limit": "^8.5.2",
     "gray-matter": "^4.0.3",
     "helmet": "^8.2.0",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^4.3.0",
     "lucide-react": "^1.8.0",
     "marked": "^18.0.5",
     "nodemailer": "^9.0.3",