auto-start monero-wallet-rpc on app startup when binary is installed

Reduces wait time when switching to Monero tab — RPC is already
running by the time user navigates there.

apps/desktop/src/lib/states/wallet.svelte.ts

@@ -125,6 +125,10 @@ export const Wallet = () => {
 		if (ph) passwordHash = ph
 
 		await checkMoneroStatus()
+		if (moneroInstalled && !moneroRunning && !moneroDownloading) {
+			await moneroStart()
+			await checkMoneroStatus()
+		}
 		await checkBiometric()
 		ready = true
 	}