ToS; persistent pref store; package upgrade

src/blockchain/wallet.js

@@ -1,7 +1,7 @@
 import {BrowserProvider, ethers} from "ethers";
 import {useStore} from "@/store/store";
 import {socket} from "@/socket.js";
-import {SingletonCoroutine, uuid} from "@/misc.js";
+import {SingletonCoroutine} from "@/misc.js";
 import {newContract, vaultAddress, vaultContract} from "@/blockchain/contract.js";
 import {defineStore} from "pinia";
 import {ref} from "vue";
@@ -418,18 +418,18 @@ function doSendTransaction(sender, signer, errHandler) {
 export async function detectUpgrade() {
   if (!provider) {
     console.log('no provider!')
-    return 0
+    return null
   }
   const s = useStore()
   if (!s.vault) {
     console.log('no vault logged in')
-    return 0
+    return null
   }
 
   const info = version.chainInfo[s.chainId]
   if (!info) {
     console.log(`couldn't get chainInfo for ${s.chainId}`)
-    return 0
+    return null
   }
   try {
     console.log('factory', info.factory)
@@ -451,7 +451,7 @@ export async function detectUpgrade() {
   catch (e) {
     console.log('ignorable error while querying for an upgrade', e)
   }
-  return 0
+  return null
 }