fix tsc

extension/src/types.ts

@@ -0,0 +1,18 @@
+import type { RelayConnection } from './relayConnection'
+
+export type ConnectionState = 'disconnected' | 'reconnecting' | 'connected' | 'error'
+export type TabState = 'connecting' | 'connected' | 'error'
+
+export interface TabInfo {
+  targetId: string
+  state: TabState
+  errorText?: string
+}
+
+export interface ExtensionState {
+  connection: RelayConnection | undefined
+  connectedTabs: Map<number, TabInfo>
+  connectionState: ConnectionState
+  currentTabId: number | undefined
+  errorText: string | undefined
+}