refactor: centralize WhatsApp target normalization

src/cron/isolated-agent.ts

@@ -48,12 +48,11 @@ import {
 import { registerAgentRunContext } from "../infra/agent-events.js";
 import { parseTelegramTarget } from "../telegram/targets.js";
 import { resolveTelegramToken } from "../telegram/token.js";
+import { normalizeE164, truncateUtf16Safe } from "../utils.js";
 import {
   isWhatsAppGroupJid,
-  normalizeE164,
   normalizeWhatsAppTarget,
-  truncateUtf16Safe,
-} from "../utils.js";
+} from "../whatsapp/normalize.js";
 import type { CronJob } from "./types.js";
 
 export type RunCronAgentTurnResult = {
@@ -209,21 +208,21 @@ function resolveDeliveryTarget(
   const sanitizedWhatsappTo = (() => {
     if (provider !== "whatsapp") return rawTo;
     if (rawTo && isWhatsAppGroupJid(rawTo)) {
-      return normalizeWhatsAppTarget(rawTo) || rawTo;
+      return normalizeWhatsAppTarget(rawTo) ?? rawTo;
     }
     const rawAllow = cfg.whatsapp?.allowFrom ?? [];
     if (rawAllow.includes("*")) {
-      return rawTo ? normalizeWhatsAppTarget(rawTo) : rawTo;
+      return rawTo ? (normalizeWhatsAppTarget(rawTo) ?? rawTo) : rawTo;
     }
     const allowFrom = rawAllow
       .map((val) => normalizeE164(val))
       .filter((val) => val.length > 1);
     if (allowFrom.length === 0) {
-      return rawTo ? normalizeWhatsAppTarget(rawTo) : rawTo;
+      return rawTo ? (normalizeWhatsAppTarget(rawTo) ?? rawTo) : rawTo;
     }
     if (!rawTo) return allowFrom[0];
     const normalized = normalizeWhatsAppTarget(rawTo);
-    if (allowFrom.includes(normalized)) return normalized;
+    if (normalized && allowFrom.includes(normalized)) return normalized;
     return allowFrom[0];
   })();
 
@@ -555,7 +554,8 @@ export async function runCronIsolatedAgentTurn(params: {
           summary: "Delivery skipped (no WhatsApp recipient).",
         };
       }
-      const to = normalizeWhatsAppTarget(resolvedDelivery.to);
+      const rawTo = resolvedDelivery.to;
+      const to = normalizeWhatsAppTarget(rawTo) ?? rawTo;
       try {
         await deliverPayloadsWithMedia({
           payloads,