feat(api, web): интеграция хостера 4VPS.SU — синк VPS, баланса и тарифов

Добавлен адаптер 4vps, обобщён pipeline синхронизации через ProviderAdapter и обновлён UI для Panel ID и API Key.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/services/fourvps/context.ts

@@ -0,0 +1,33 @@
+import type { schema } from '@cfdm/db'
+import { parseFourVpsCredentials } from '@cfdm/shared/utils/api-credentials'
+
+type AccountRow = typeof schema.providerAccounts.$inferSelect
+type ProviderRow = typeof schema.providers.$inferSelect
+
+export interface FourvpsSyncAccount extends AccountRow {
+  apiType: '4vps'
+  apiBaseUrl: string
+  panelId: number | null
+  apiKey: string
+}
+
+export function resolveFourvpsApi(
+  accountRow: AccountRow | null | undefined,
+  providerRow: ProviderRow | null | undefined,
+): { apiType: string; apiBaseUrl: string } {
+  const apiType = String(providerRow?.apiType || accountRow?.apiType || '').trim()
+  const apiBaseUrl = String(providerRow?.apiBaseUrl || accountRow?.apiBaseUrl || '').trim()
+  return { apiType, apiBaseUrl }
+}
+
+export function fourvpsAccountRowForSync(
+  accountRow: AccountRow | null | undefined,
+  providerRow: ProviderRow | null | undefined,
+): FourvpsSyncAccount | null {
+  if (!accountRow) return null
+  const { apiType, apiBaseUrl } = resolveFourvpsApi(accountRow, providerRow)
+  const cred = String(accountRow.apiCredentials || '').trim()
+  const { panelId, apiKey } = parseFourVpsCredentials(cred)
+  if (apiType !== '4vps' || !apiBaseUrl || !apiKey) return null
+  return { ...accountRow, apiType: '4vps', apiBaseUrl, panelId, apiKey }
+}