feat: The Other Dude v9.0.1 — full-featured email system

ci: add GitHub Pages deployment workflow for docs site

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/contexts/EventStreamContext.tsx

@@ -0,0 +1,34 @@
+import { createContext, useContext } from 'react'
+import type { ReactNode } from 'react'
+import type { ConnectionState } from '@/hooks/useEventStream'
+
+interface EventStreamContextValue {
+  connectionState: ConnectionState
+  lastConnectedAt: Date | null
+  reconnect: () => void
+}
+
+const EventStreamContext = createContext<EventStreamContextValue>({
+  connectionState: 'disconnected',
+  lastConnectedAt: null,
+  reconnect: () => {},
+})
+
+export function EventStreamProvider({
+  connectionState,
+  lastConnectedAt,
+  reconnect,
+  children,
+}: EventStreamContextValue & { children: ReactNode }) {
+  return (
+    <EventStreamContext.Provider value={{ connectionState, lastConnectedAt, reconnect }}>
+      {children}
+    </EventStreamContext.Provider>
+  )
+}
+
+export function useEventStreamContext() {
+  return useContext(EventStreamContext)
+}
+
+export { EventStreamContext }