Re-add zod (no yarn bump)

Author: kvz

package.json

@@ -22,7 +22,8 @@
     "into-stream": "^6.0.0",
     "is-stream": "^2.0.1",
     "p-map": "^4.0.0",
-    "tus-js-client": "^4.2.3"
+    "tus-js-client": "^4.2.3",
+    "zod": "^3.23.8"
   },
   "devDependencies": {
     "@babel/core": "^7.25.8",