chore(deps): update dependency typescript to v7

Author: renovate[bot]

frontend/package.json

@@ -36,7 +36,7 @@
         "svelte": "^5.0.0",
         "svelte-eslint-parser": "^1.0.0",
         "tailwindcss": "^4.1.18",
-        "typescript": "^6.0.0",
+        "typescript": "^7.0.0",
         "typescript-eslint": "^8.24.0",
         "vite": "^8.0.0",
         "vitest": "^4.0.0"