feat: add telegram business connect onboarding and status sync

frontend/server/api/omni/telegram/business/connect/status.get.ts

@@ -0,0 +1,60 @@
+import { getAuthContext } from "../../../../../utils/auth";
+import { prisma } from "../../../../../utils/prisma";
+
+function normalizeStatus(input: {
+  pendingCount: number;
+  linkedPendingCount: number;
+  connectedCount: number;
+  enabledCount: number;
+  replyEnabledCount: number;
+}) {
+  if (input.connectedCount > 0) {
+    if (input.replyEnabledCount > 0 && input.enabledCount > 0) return "connected";
+    if (input.enabledCount === 0) return "disabled";
+    return "no_reply_rights";
+  }
+  if (input.linkedPendingCount > 0) return "pending_business_connection";
+  if (input.pendingCount > 0) return "pending_link";
+  return "not_connected";
+}
+
+export default defineEventHandler(async (event) => {
+  const auth = await getAuthContext(event);
+  const rows = await prisma.telegramBusinessConnection.findMany({
+    where: { teamId: auth.teamId },
+    orderBy: { updatedAt: "desc" },
+    take: 50,
+  });
+
+  const pending = rows.filter((r) => r.businessConnectionId.startsWith("pending:"));
+  const active = rows.filter((r) => !r.businessConnectionId.startsWith("pending:"));
+
+  const linkedPendingCount = pending.filter((r) => {
+    const raw = (r.rawJson ?? {}) as any;
+    return Boolean(raw?.link?.telegramUserId || raw?.link?.chatId);
+  }).length;
+
+  const enabledCount = active.filter((r) => r.isEnabled !== false).length;
+  const replyEnabledCount = active.filter((r) => r.canReply === true).length;
+
+  const status = normalizeStatus({
+    pendingCount: pending.length,
+    linkedPendingCount,
+    connectedCount: active.length,
+    enabledCount,
+    replyEnabledCount,
+  });
+
+  return {
+    ok: true,
+    status,
+    pendingCount: pending.length,
+    connectedCount: active.length,
+    connections: active.map((r) => ({
+      businessConnectionId: r.businessConnectionId,
+      isEnabled: r.isEnabled,
+      canReply: r.canReply,
+      updatedAt: r.updatedAt.toISOString(),
+    })),
+  };
+});