init: hermes-web-ui v0.1.0

Hermes Agent Web 管理面板，支持对话交互和定时任务管理。

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

src/api/chat.ts

@@ -0,0 +1,87 @@
+import { request, getBaseUrlValue } from './client'
+
+export interface ChatMessage {
+  role: 'user' | 'assistant' | 'system'
+  content: string
+}
+
+export interface StartRunRequest {
+  input: string | ChatMessage[]
+  instructions?: string
+  conversation_history?: ChatMessage[]
+  session_id?: string
+}
+
+export interface StartRunResponse {
+  run_id: string
+  status: string
+}
+
+// SSE event types from /v1/runs/{id}/events
+export interface RunEvent {
+  event: string
+  run_id?: string
+  delta?: string
+  tool?: string
+  name?: string
+  preview?: string
+  timestamp?: number
+  error?: string
+}
+
+export async function startRun(body: StartRunRequest): Promise<StartRunResponse> {
+  return request<StartRunResponse>('/v1/runs', {
+    method: 'POST',
+    body: JSON.stringify(body),
+  })
+}
+
+export function streamRunEvents(
+  runId: string,
+  onEvent: (event: RunEvent) => void,
+  onDone: () => void,
+  onError: (err: Error) => void,
+) {
+  const baseUrl = getBaseUrlValue()
+  const url = `${baseUrl}/v1/runs/${runId}/events`
+
+  let closed = false
+  const source = new EventSource(url)
+
+  source.onmessage = (e) => {
+    if (closed) return
+    try {
+      const parsed = JSON.parse(e.data)
+      onEvent(parsed)
+
+      if (parsed.event === 'run.completed' || parsed.event === 'run.failed') {
+        closed = true
+        source.close()
+        onDone()
+      }
+    } catch {
+      onEvent({ event: 'message', delta: e.data })
+    }
+  }
+
+  source.onerror = () => {
+    if (closed) return
+    closed = true
+    source.close()
+    onError(new Error('SSE connection error'))
+  }
+
+  // Return AbortController-compatible object
+  return {
+    abort: () => {
+      if (!closed) {
+        closed = true
+        source.close()
+      }
+    },
+  } as unknown as AbortController
+}
+
+export async function fetchModels(): Promise<{ data: Array<{ id: string }> }> {
+  return request('/v1/models')
+}