deps: remove old libs

package.json

@@ -21,12 +21,9 @@
     "@tailwindcss/postcss": "^4.1.16",
     "@tanstack/vue-query": "^5.92.9",
     "@toycode/markdown-it-class": "^1.2.4",
-    "@ts-rest/core": "^3.52.1",
-    "@ts-rest/vue-query": "^3.52.1",
     "@vscode/markdown-it-katex": "^1.1.2",
     "@vueuse/core": "^13.6.0",
     "@vueuse/router": "^13.6.0",
-    "arktype": "^2.1.29",
     "date-fns": "^4.1.0",
     "events": "^3.3.0",
     "font-color-contrast": "^11.1.0",