fix: Resolve remaining TypeScript errors

Signed-off-by: Hermes Agent <hermes@nosuchhost>

client/src/utils/crdt.ts

@@ -1,5 +1,7 @@
 import * as Y from 'yjs'
 
+declare const require: any
+
 let doc: Y.Doc | null = null
 let provider: any | null = null
 
@@ -34,4 +36,4 @@ export const destroyCRDT = () => {
   doc?.destroy()
   doc = null
   provider = null
-}
+}