The freshest portal: Update banner image and fix an issue with banner…

… display on Tenderly fork (#264)

Feeling pretty confident about setting `ISLAND_NETWORK` based on env
variable but please correct me if I'm imagining things.

<img width="423" alt="Screenshot 2023-10-16 at 22 22 35"
src="https://github.com/tahowallet/tally-extension-token/assets/8245/3624a3dc-c8cb-4fb0-91c0-35e7c42d5737">

Also set the final dApp URL after checking in with @mr-michael .

Latest build:
[extension-builds-264](https://github.com/tahowallet/tally-extension-token/suites/17300266372/artifacts/988387326)
(as of Tue, 17 Oct 2023 02:44:20 GMT).

background/services/island/contracts.ts

@@ -2,10 +2,13 @@ import browser from "webextension-polyfill"
 import { ethers } from "ethers"
 import { SmartContractFungibleAsset } from "../../assets"
 import { WEBSITE_ORIGIN } from "../../constants/website"
-import { ARBITRUM_SEPOLIA } from "../../constants"
+import { ARBITRUM_ONE, ARBITRUM_SEPOLIA } from "../../constants"
 import { NormalizedEVMAddress } from "../../types"
 
-export const ISLAND_NETWORK = ARBITRUM_SEPOLIA // TODO: change once we move to Arbitrum One
+export const ISLAND_NETWORK =
+  process.env.SUPPORT_THE_ISLAND_ON_TENDERLY === "true"
+    ? ARBITRUM_ONE
+    : ARBITRUM_SEPOLIA // TODO: change once we move to Arbitrum One
 
 export const VOTE_WITH_FRIENDS_ADDRESS =
   "0x0036B3a9D385Ce2CC072cf4A26dE29aE3283DEd0"

ui/components/Wallet/Banner/PortalBanner.tsx

@@ -18,8 +18,7 @@ export default function PortalBanner(): ReactElement | null {
   const dispatch = useBackgroundDispatch()
 
   const showIslandAndDismissBanner = () => {
-    // FIXME Shortcut. We should use a real link here.
-    browser.tabs.create({ url: "https://island.taho.xyz" })
+    browser.tabs.create({ url: "https://app.taho.xyz" })
     dispatch(dismissableItemMarkedAsShown("testnet-portal-is-open-banner"))
   }