FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/viem/tempo/Expiry.ts

@@ -0,0 +1,34 @@
+/** Returns a unix timestamp `n` days from now. */
+export function days(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 24 * 60 * 60
+}
+
+/** Returns a unix timestamp `n` hours from now. */
+export function hours(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 60 * 60
+}
+
+/** Returns a unix timestamp `n` minutes from now. */
+export function minutes(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 60
+}
+
+/** Returns a unix timestamp `n` months (30 days) from now. */
+export function months(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 30 * 24 * 60 * 60
+}
+
+/** Returns a unix timestamp `n` seconds from now. */
+export function seconds(n: number) {
+  return Math.floor(Date.now() / 1000) + n
+}
+
+/** Returns a unix timestamp `n` weeks from now. */
+export function weeks(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 7 * 24 * 60 * 60
+}
+
+/** Returns a unix timestamp `n` years (365 days) from now. */
+export function years(n: number) {
+  return Math.floor(Date.now() / 1000) + n * 365 * 24 * 60 * 60
+}