Changes

Co-authored-by: domfelipe <53182096+domfelipe@users.noreply.github.com>

supabase/functions/_shared/telegram.ts

@@ -0,0 +1,47 @@
+// Helpers compartilhados das Edge Functions Telegram
+
+const TELEGRAM_API = "https://api.telegram.org";
+
+export type TelegramApiResult<T = unknown> = {
+  ok: boolean;
+  status: number;
+  description?: string;
+  error_code?: number;
+  result?: T;
+  parameters?: { retry_after?: number };
+};
+
+export async function telegramApi<T = unknown>(
+  token: string,
+  method: string,
+  body?: Record<string, unknown>,
+): Promise<TelegramApiResult<T>> {
+  try {
+    const res = await fetch(`${TELEGRAM_API}/bot${token}/${method}`, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: body ? JSON.stringify(body) : undefined,
+    });
+    const data = await res.json().catch(() => ({}));
+    return {
+      ok: !!data.ok,
+      status: res.status,
+      description: data.description,
+      error_code: data.error_code,
+      result: data.result,
+      parameters: data.parameters,
+    };
+  } catch (err) {
+    return {
+      ok: false,
+      status: 0,
+      description: err instanceof Error ? err.message : String(err),
+    };
+  }
+}
+
+// Resposta padrão para o Telegram que NÃO deve gerar retry
+// (tudo que vem do webhook deve responder 200, mesmo em falha interna)
+export function telegramAck(): Response {
+  return new Response("ok", { status: 200 });
+}

supabase/functions/configure-telegram-webhook/index.ts

@@ -0,0 +1,124 @@
+// configure-telegram-webhook
+// Gera secret aleatório, configura webhook no Telegram e marca telegram_webhook_configured=true.
+
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
+import { corsHeaders } from "../_shared/cors.ts";
+import { telegramApi } from "../_shared/telegram.ts";
+
+function jsonResponse(body: unknown, status = 200): Response {
+  return new Response(JSON.stringify(body), {
+    status,
+    headers: { ...corsHeaders, "Content-Type": "application/json" },
+  });
+}
+
+function randomHex(bytes: number): string {
+  const buf = new Uint8Array(bytes);
+  crypto.getRandomValues(buf);
+  return Array.from(buf)
+    .map((b) => b.toString(16).padStart(2, "0"))
+    .join("");
+}
+
+async function getDecryptedSecret(
+  admin: ReturnType<typeof createClient>,
+  secretId: string,
+): Promise<string | null> {
+  const { data, error } = await admin
+    .rpc("vault_decrypt_secret", { secret_id: secretId })
+    .single();
+  if (!error && data) {
+    // deno-lint-ignore no-explicit-any
+    return (data as any).decrypted_secret ?? (data as unknown as string);
+  }
+  return null;
+}
+
+Deno.serve(async (req) => {
+  if (req.method === "OPTIONS") {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
+    const serviceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
+    const anonKey = Deno.env.get("SUPABASE_ANON_KEY")!;
+
+    const authHeader = req.headers.get("Authorization") ?? "";
+    const userClient = createClient(supabaseUrl, anonKey, {
+      global: { headers: { Authorization: authHeader } },
+    });
+    const { data: userData, error: userErr } = await userClient.auth.getUser();
+    if (userErr || !userData.user) {
+      return jsonResponse({ error: "Não autenticado" }, 401);
+    }
+    const userId = userData.user.id;
+
+    const admin = createClient(supabaseUrl, serviceKey);
+
+    const { data: agent, error: agentErr } = await admin
+      .from("agent_instances")
+      .select("id, uuid_tenant, telegram_bot_token_vault_id, status")
+      .eq("user_id", userId)
+      .maybeSingle();
+
+    if (agentErr || !agent) {
+      return jsonResponse({ error: "Agente não encontrado." }, 404);
+    }
+    if (!agent.telegram_bot_token_vault_id) {
+      return jsonResponse(
+        { error: "Conecte um bot antes de configurar o webhook." },
+        400,
+      );
+    }
+
+    const token = await getDecryptedSecret(admin, agent.telegram_bot_token_vault_id);
+    if (!token) {
+      return jsonResponse(
+        { error: "Token corrompido. Desconecte e reconecte o bot." },
+        500,
+      );
+    }
+
+    const webhookSecret = randomHex(32);
+    const webhookUrl =
+      `${supabaseUrl}/functions/v1/telegram-webhook?token=${agent.uuid_tenant}`;
+
+    const setRes = await telegramApi(token, "setWebhook", {
+      url: webhookUrl,
+      allowed_updates: ["message"],
+      drop_pending_updates: true,
+      secret_token: webhookSecret,
+    });
+
+    if (!setRes.ok) {
+      console.error("setWebhook failed", setRes);
+      return jsonResponse(
+        { error: "Falha ao configurar webhook no Telegram." },
+        500,
+      );
+    }
+
+    const { error: updErr } = await admin
+      .from("agent_instances")
+      .update({
+        telegram_webhook_secret: webhookSecret,
+        telegram_webhook_configured: true,
+        updated_at: new Date().toISOString(),
+      })
+      .eq("id", agent.id);
+
+    if (updErr) {
+      console.error("agent update error", updErr);
+      return jsonResponse({ error: "Webhook configurado, mas falha ao salvar." }, 500);
+    }
+
+    return jsonResponse({ success: true });
+  } catch (err) {
+    console.error("configure-telegram-webhook fatal", err);
+    return jsonResponse(
+      { error: err instanceof Error ? err.message : "Erro inesperado" },
+      500,
+    );
+  }
+});

supabase/functions/disconnect-telegram/index.ts

@@ -0,0 +1,111 @@
+// disconnect-telegram
+// Remove webhook no Telegram, deleta secret do Vault e limpa colunas em agent_instances.
+// Preserva telegram_messages_log (auditoria) e telegram_onboarding_completed.
+
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
+import { corsHeaders } from "../_shared/cors.ts";
+import { telegramApi } from "../_shared/telegram.ts";
+
+function jsonResponse(body: unknown, status = 200): Response {
+  return new Response(JSON.stringify(body), {
+    status,
+    headers: { ...corsHeaders, "Content-Type": "application/json" },
+  });
+}
+
+async function getDecryptedSecret(
+  admin: ReturnType<typeof createClient>,
+  secretId: string,
+): Promise<string | null> {
+  const { data, error } = await admin
+    .rpc("vault_decrypt_secret", { secret_id: secretId })
+    .single();
+  if (!error && data) {
+    // deno-lint-ignore no-explicit-any
+    return (data as any).decrypted_secret ?? (data as unknown as string);
+  }
+  return null;
+}
+
+Deno.serve(async (req) => {
+  if (req.method === "OPTIONS") {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
+    const serviceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
+    const anonKey = Deno.env.get("SUPABASE_ANON_KEY")!;
+
+    const authHeader = req.headers.get("Authorization") ?? "";
+    const userClient = createClient(supabaseUrl, anonKey, {
+      global: { headers: { Authorization: authHeader } },
+    });
+    const { data: userData, error: userErr } = await userClient.auth.getUser();
+    if (userErr || !userData.user) {
+      return jsonResponse({ error: "Não autenticado" }, 401);
+    }
+    const userId = userData.user.id;
+
+    const admin = createClient(supabaseUrl, serviceKey);
+
+    const { data: agent, error: agentErr } = await admin
+      .from("agent_instances")
+      .select("id, telegram_bot_token_vault_id")
+      .eq("user_id", userId)
+      .maybeSingle();
+
+    if (agentErr || !agent) {
+      return jsonResponse({ error: "Agente não encontrado." }, 404);
+    }
+
+    // 1) Tenta deletar webhook no Telegram (silent em falha)
+    if (agent.telegram_bot_token_vault_id) {
+      const token = await getDecryptedSecret(admin, agent.telegram_bot_token_vault_id);
+      if (token) {
+        try {
+          await telegramApi(token, "deleteWebhook", { drop_pending_updates: true });
+        } catch (e) {
+          console.warn("deleteWebhook ignorado:", e);
+        }
+      }
+
+      // 2) Remove secret do Vault via RPC
+      try {
+        await admin.rpc("vault_delete_secret", {
+          secret_id: agent.telegram_bot_token_vault_id,
+        });
+      } catch (e) {
+        console.warn("vault_delete_secret ignorado:", e);
+      }
+    }
+
+    // 3) Limpa colunas no agent_instances
+    const { error: updErr } = await admin
+      .from("agent_instances")
+      .update({
+        telegram_bot_token_vault_id: null,
+        telegram_bot_username: null,
+        telegram_webhook_configured: false,
+        telegram_webhook_secret: null,
+        telegram_first_message_received_at: null,
+        telegram_connected_at: null,
+        telegram_token_invalid: false,
+        updated_at: new Date().toISOString(),
+      })
+      .eq("id", agent.id);
+
+    if (updErr) {
+      console.error("agent update error", updErr);
+      return jsonResponse({ error: "Falha ao desconectar." }, 500);
+    }
+
+    return jsonResponse({ success: true });
+  } catch (err) {
+    console.error("disconnect-telegram fatal", err);
+    return jsonResponse(
+      { error: err instanceof Error ? err.message : "Erro inesperado" },
+      500,
+    );
+  }
+});

supabase/functions/telegram-webhook/index.ts

@@ -0,0 +1,212 @@
+// telegram-webhook (PÚBLICA — verify_jwt = false)
+// Recebe updates do Telegram, valida 3 camadas (uuid_tenant, secret, rate limit),
+// registra mensagem em telegram_messages_log e responde com placeholder via sendMessage.
+//
+// TODO Fase 5: substituir resposta placeholder por proxy para container Hermes via SSH/API.
+
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
+import { telegramApi, telegramAck } from "../_shared/telegram.ts";
+
+const RATE_LIMIT_MAX = 30;
+const RATE_LIMIT_WINDOW_MS = 60_000;
+
+function firstName(fullName: string | null | undefined): string {
+  if (!fullName) return "Mika";
+  const parts = fullName.trim().split(/\s+/);
+  return parts[0] || "Mika";
+}
+
+async function getDecryptedSecret(
+  admin: ReturnType<typeof createClient>,
+  secretId: string,
+): Promise<string | null> {
+  const { data, error } = await admin
+    .rpc("vault_decrypt_secret", { secret_id: secretId })
+    .single();
+  if (!error && data) {
+    // deno-lint-ignore no-explicit-any
+    return (data as any).decrypted_secret ?? (data as unknown as string);
+  }
+  return null;
+}
+
+Deno.serve(async (req) => {
+  // Sempre responde 200 para o Telegram não retentar — ack cedo em qualquer falha.
+  try {
+    const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
+    const serviceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
+    const admin = createClient(supabaseUrl, serviceKey);
+
+    const url = new URL(req.url);
+    const uuidTenant = url.searchParams.get("token");
+    if (!uuidTenant) return telegramAck();
+
+    const incomingSecret = req.headers.get("X-Telegram-Bot-Api-Secret-Token") ?? "";
+
+    // 1) Localiza agente + nome do usuário
+    const { data: agent, error: agentErr } = await admin
+      .from("agent_instances")
+      .select(
+        "id, user_id, status, telegram_webhook_secret, telegram_bot_token_vault_id, telegram_connected_at, profiles:profiles!agent_instances_user_id_fkey(full_name)",
+      )
+      .eq("uuid_tenant", uuidTenant)
+      .maybeSingle();
+
+    if (agentErr || !agent) return telegramAck();
+    if (agent.status === "suspended" || agent.status === "error") return telegramAck();
+
+    // 2) Valida secret_token (anti-spoofing)
+    if (
+      !agent.telegram_webhook_secret ||
+      incomingSecret !== agent.telegram_webhook_secret
+    ) {
+      console.warn("telegram-webhook: secret mismatch", { agent_id: agent.id });
+      return new Response("unauthorized", { status: 401 });
+    }
+
+    // 3) Rate limit por agent_instance (30 req/min)
+    const now = new Date();
+    const { data: bucket } = await admin
+      .from("telegram_rate_limit_bucket")
+      .select("*")
+      .eq("agent_instance_id", agent.id)
+      .maybeSingle();
+
+    if (!bucket) {
+      await admin.from("telegram_rate_limit_bucket").insert({
+        agent_instance_id: agent.id,
+        request_count: 1,
+        window_start: now.toISOString(),
+        updated_at: now.toISOString(),
+      });
+    } else {
+      const windowStart = new Date(bucket.window_start as string);
+      const elapsed = now.getTime() - windowStart.getTime();
+      if (elapsed > RATE_LIMIT_WINDOW_MS) {
+        await admin
+          .from("telegram_rate_limit_bucket")
+          .update({
+            request_count: 1,
+            window_start: now.toISOString(),
+            updated_at: now.toISOString(),
+          })
+          .eq("agent_instance_id", agent.id);
+      } else {
+        const newCount = (bucket.request_count as number) + 1;
+        if (newCount > RATE_LIMIT_MAX) {
+          console.warn("telegram-webhook: rate limit hit", { agent_id: agent.id });
+          return telegramAck(); // throttle silencioso
+        }
+        await admin
+          .from("telegram_rate_limit_bucket")
+          .update({
+            request_count: newCount,
+            updated_at: now.toISOString(),
+          })
+          .eq("agent_instance_id", agent.id);
+      }
+    }
+
+    // 4) Parse do payload
+    const payload = await req.json().catch(() => null);
+    if (!payload || !payload.message) return telegramAck();
+
+    const message = payload.message;
+    const chatId = message.chat?.id as number | undefined;
+    if (!chatId) return telegramAck();
+
+    const fromId = message.from?.id as number | null | undefined;
+    const fromUsername = (message.from?.username as string | undefined) ?? null;
+    const text = (message.text as string | undefined) ?? null;
+    const entities = (message.entities as Array<{ type: string }> | undefined) ?? [];
+
+    let messageType: "text" | "command" | "other" = "other";
+    if (entities.some((e) => e.type === "bot_command")) messageType = "command";
+    else if (text) messageType = "text";
+
+    // 5) Detecta primeira mensagem da sessão atual
+    let isFirstMessage = false;
+    if (agent.telegram_connected_at) {
+      const { count } = await admin
+        .from("telegram_messages_log")
+        .select("id", { count: "exact", head: true })
+        .eq("agent_instance_id", agent.id)
+        .eq("direction", "incoming")
+        .gte("created_at", agent.telegram_connected_at as string);
+      if ((count ?? 0) === 0) {
+        isFirstMessage = true;
+        await admin
+          .from("agent_instances")
+          .update({ telegram_first_message_received_at: now.toISOString() })
+          .eq("id", agent.id);
+      }
+    }
+
+    // 6) Insert da mensagem incoming
+    await admin.from("telegram_messages_log").insert({
+      agent_instance_id: agent.id,
+      user_id: agent.user_id,
+      telegram_chat_id: chatId,
+      telegram_user_id: fromId ?? null,
+      telegram_username: fromUsername,
+      direction: "incoming",
+      message_text: text,
+      message_type: messageType,
+      is_first_message: isFirstMessage,
+      raw_payload: payload,
+    });
+
+    // 7) Resposta placeholder via sendMessage
+    // TODO Fase 5: substituir resposta placeholder por proxy para container Hermes via SSH/API.
+    if (!agent.telegram_bot_token_vault_id) return telegramAck();
+    const token = await getDecryptedSecret(admin, agent.telegram_bot_token_vault_id as string);
+    if (!token) return telegramAck();
+
+    // deno-lint-ignore no-explicit-any
+    const fullName = (agent as any).profiles?.full_name as string | null | undefined;
+    const replyText =
+      `Olá! Sou o Mika de ${firstName(fullName)}. Estou quase pronto para conversar com você de verdade — meu cérebro está sendo configurado pela DOMCO. Em breve vou responder de forma inteligente! Por enquanto, este é apenas um teste de conexão. ✨`;
+
+    let send = await telegramApi(token, "sendMessage", {
+      chat_id: chatId,
+      text: replyText,
+    });
+
+    if (!send.ok && send.status === 401) {
+      await admin
+        .from("agent_instances")
+        .update({ telegram_token_invalid: true, updated_at: new Date().toISOString() })
+        .eq("id", agent.id);
+      return telegramAck();
+    }
+
+    if (!send.ok && send.status === 429) {
+      const retryAfter = send.parameters?.retry_after ?? 1;
+      await new Promise((r) => setTimeout(r, Math.min(retryAfter, 5) * 1000));
+      send = await telegramApi(token, "sendMessage", {
+        chat_id: chatId,
+        text: replyText,
+      });
+    }
+
+    if (send.ok) {
+      await admin.from("telegram_messages_log").insert({
+        agent_instance_id: agent.id,
+        user_id: agent.user_id,
+        telegram_chat_id: chatId,
+        direction: "outgoing",
+        message_text: replyText,
+        message_type: "text",
+        is_first_message: false,
+        raw_payload: send.result ?? null,
+      });
+    } else {
+      console.error("sendMessage failed", send);
+    }
+
+    return telegramAck();
+  } catch (err) {
+    console.error("telegram-webhook fatal", err);
+    return telegramAck();
+  }
+});

supabase/functions/validate-telegram-bot/index.ts

@@ -0,0 +1,221 @@
+// validate-telegram-bot
+// Recebe { token } do usuário autenticado, valida no Telegram via getMe,
+// garante unicidade do bot, salva o token no Vault e atualiza agent_instances.
+
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
+import { corsHeaders } from "../_shared/cors.ts";
+import { telegramApi } from "../_shared/telegram.ts";
+
+interface GetMeResult {
+  id: number;
+  is_bot: boolean;
+  first_name: string;
+  username: string;
+}
+
+function jsonResponse(body: unknown, status = 200): Response {
+  return new Response(JSON.stringify(body), {
+    status,
+    headers: { ...corsHeaders, "Content-Type": "application/json" },
+  });
+}
+
+Deno.serve(async (req) => {
+  if (req.method === "OPTIONS") {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
+    const serviceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
+    const anonKey = Deno.env.get("SUPABASE_ANON_KEY")!;
+
+    const authHeader = req.headers.get("Authorization") ?? "";
+    const userClient = createClient(supabaseUrl, anonKey, {
+      global: { headers: { Authorization: authHeader } },
+    });
+    const { data: userData, error: userErr } = await userClient.auth.getUser();
+    if (userErr || !userData.user) {
+      return jsonResponse({ error: "Não autenticado" }, 401);
+    }
+    const userId = userData.user.id;
+
+    const body = await req.json().catch(() => ({}));
+    const token = (body?.token ?? "").toString().trim();
+    if (!token || !/^\d+:[A-Za-z0-9_-]+$/.test(token)) {
+      return jsonResponse(
+        { error: "Token inválido. Verifique se copiou corretamente do BotFather." },
+        400,
+      );
+    }
+
+    // 1) Valida no Telegram
+    const me = await telegramApi<GetMeResult>(token, "getMe");
+    if (!me.ok) {
+      if (me.status === 401 || me.status === 404) {
+        return jsonResponse(
+          { error: "Token inválido. Verifique se copiou corretamente do BotFather." },
+          400,
+        );
+      }
+      if (me.status === 429) {
+        return jsonResponse(
+          {
+            error:
+              "O Telegram está limitando nossas requisições. Aguarde 1 minuto e tente novamente.",
+          },
+          429,
+        );
+      }
+      return jsonResponse(
+        { error: me.description || "Falha ao validar token no Telegram." },
+        502,
+      );
+    }
+
+    const bot = me.result!;
+    const botUsername = bot.username;
+    const botName = bot.first_name;
+    const botId = bot.id;
+
+    // 2) Service-role client p/ banco e vault
+    const admin = createClient(supabaseUrl, serviceKey);
+
+    // 3) Garante que o usuário tem agent_instance
+    const { data: agent, error: agentErr } = await admin
+      .from("agent_instances")
+      .select("id, telegram_bot_token_vault_id, status")
+      .eq("user_id", userId)
+      .maybeSingle();
+
+    if (agentErr) {
+      console.error("agent lookup error", agentErr);
+      return jsonResponse({ error: "Falha ao localizar agente." }, 500);
+    }
+    if (!agent) {
+      return jsonResponse(
+        { error: "Seu agente ainda não está pronto. Aguarde o provisionamento." },
+        409,
+      );
+    }
+    if (agent.status === "suspended" || agent.status === "error") {
+      return jsonResponse(
+        { error: "Agente suspenso. Regularize sua assinatura antes de conectar o Telegram." },
+        403,
+      );
+    }
+
+    // 4) Verifica unicidade do bot username (em outro agent_instance)
+    const { data: conflict } = await admin
+      .from("agent_instances")
+      .select("id")
+      .eq("telegram_bot_username", botUsername)
+      .neq("id", agent.id)
+      .maybeSingle();
+
+    if (conflict) {
+      return jsonResponse(
+        {
+          error:
+            "Este bot já está conectado a outra conta Mika. Crie um novo bot no BotFather.",
+        },
+        409,
+      );
+    }
+
+    // 5) Se já houver um vault_id antigo, remove (reconexão)
+    if (agent.telegram_bot_token_vault_id) {
+      await admin.rpc("exec_sql_void", {}).catch(() => {});
+      // tenta remover diretamente; ignora falha
+      const { error: delErr } = await admin
+        .from("vault.secrets" as unknown as never)
+        .delete()
+        .eq("id", agent.telegram_bot_token_vault_id);
+      if (delErr) {
+        console.warn("Vault old secret delete (ignorável):", delErr.message);
+      }
+    }
+
+    // 6) Cria secret no Vault via RPC SQL
+    const secretName = `telegram_bot_token_${userId}_${Math.floor(Date.now() / 1000)}`;
+    const { data: vaultData, error: vaultErr } = await admin
+      .rpc("vault_create_secret", {
+        secret_value: token,
+        secret_name: secretName,
+        secret_description: `Telegram bot token for user ${userId}`,
+      })
+      .single();
+
+    let secretId: string | null = null;
+    if (!vaultErr && vaultData) {
+      // RPC pode retornar { secret_id } ou string
+      // deno-lint-ignore no-explicit-any
+      secretId = (vaultData as any).secret_id ?? (vaultData as unknown as string);
+    } else {
+      // Fallback: usa SQL direto via PostgREST (requer função vault.create_secret exposta).
+      // Caso não exista a RPC, criamos via PostgREST raw SQL exec.
+      const sqlRes = await fetch(`${supabaseUrl}/rest/v1/rpc/vault_create_secret`, {
+        method: "POST",
+        headers: {
+          apikey: serviceKey,
+          Authorization: `Bearer ${serviceKey}`,
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify({
+          secret_value: token,
+          secret_name: secretName,
+          secret_description: `Telegram bot token for user ${userId}`,
+        }),
+      });
+      if (sqlRes.ok) {
+        const out = await sqlRes.json().catch(() => null);
+        secretId =
+          (Array.isArray(out) ? out[0]?.secret_id ?? out[0] : out?.secret_id ?? out) ?? null;
+      } else {
+        console.error("vault_create_secret RPC failed", await sqlRes.text());
+      }
+    }
+
+    if (!secretId) {
+      return jsonResponse(
+        {
+          error:
+            "Não foi possível salvar o token com segurança. Tente novamente em instantes.",
+        },
+        500,
+      );
+    }
+
+    // 7) Atualiza agent_instances
+    const { error: updErr } = await admin
+      .from("agent_instances")
+      .update({
+        telegram_bot_token_vault_id: secretId,
+        telegram_bot_username: botUsername,
+        telegram_connected_at: new Date().toISOString(),
+        telegram_token_invalid: false,
+        telegram_webhook_configured: false,
+        telegram_first_message_received_at: null,
+        updated_at: new Date().toISOString(),
+      })
+      .eq("id", agent.id);
+
+    if (updErr) {
+      console.error("agent update error", updErr);
+      return jsonResponse({ error: "Falha ao salvar dados do bot." }, 500);
+    }
+
+    return jsonResponse({
+      valid: true,
+      bot_username: botUsername,
+      bot_name: botName,
+      bot_id: botId,
+    });
+  } catch (err) {
+    console.error("validate-telegram-bot fatal", err);
+    return jsonResponse(
+      { error: err instanceof Error ? err.message : "Erro inesperado" },
+      500,
+    );
+  }
+});