Method importPreparedChat

src/services/import/fetch.ts:117–132

(
    sourceId: string,
    chatId: string,
    onProgress?: (p: ImportProgress) => void
  )

  }

  async importPreparedChat(
    sourceId: string,
    chatId: string,
    onProgress?: (p: ImportProgress) => void
  ): Promise<ImportResult> {
    const res = await fetchWithAuth(`${getBaseUrl()}/import-sources/${encodeURIComponent(sourceId)}/import`, {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ chatId }),
    })
    if (!res.ok) {
      const text = await res.text()
      return { success: false, error: `HTTP ${res.status}: ${text}` }
    }
    return consumeSseStream<ImportResult>(res, { success: false, error: 'Unknown error' }, onProgress)
  }

  async releaseImportSource(sourceId: string): Promise<void> {
    await fetchWithAuth(`${getBaseUrl()}/import-sources/${encodeURIComponent(sourceId)}`, {