feat: make inbound envelopes configurable

Co-authored-by: Shiva Prasad <shiv19@users.noreply.github.com>

src/web/auto-reply.web-auto-reply.reconnects-after-connection-close.test.ts

@@ -328,9 +328,13 @@ describe("web auto-reply", () => {
       expect(resolver).toHaveBeenCalledTimes(2);
       const firstArgs = resolver.mock.calls[0][0];
       const secondArgs = resolver.mock.calls[1][0];
-      expect(firstArgs.Body).toContain("[WhatsApp +1 2025-01-01T00:00Z] [clawdbot] first");
+      expect(firstArgs.Body).toMatch(
+        /\[WhatsApp \+1 (\+\d+[smhd] )?2025-01-01T00:00Z\] \[clawdbot\] first/,
+      );
       expect(firstArgs.Body).not.toContain("second");
-      expect(secondArgs.Body).toContain("[WhatsApp +1 2025-01-01T01:00Z] [clawdbot] second");
+      expect(secondArgs.Body).toMatch(
+        /\[WhatsApp \+1 (\+\d+[smhd] )?2025-01-01T01:00Z\] \[clawdbot\] second/,
+      );
       expect(secondArgs.Body).not.toContain("first");
 
       // Max listeners bumped to avoid warnings in multi-instance test runs

src/web/auto-reply/monitor/message-line.ts

@@ -1,5 +1,8 @@
 import { resolveMessagePrefix } from "../../../agents/identity.js";
-import { formatInboundEnvelope } from "../../../auto-reply/envelope.js";
+import {
+  formatInboundEnvelope,
+  type EnvelopeFormatOptions,
+} from "../../../auto-reply/envelope.js";
 import type { loadConfig } from "../../../config/config.js";
 import type { WebInboundMsg } from "../types.js";
 
@@ -14,8 +17,10 @@ export function buildInboundLine(params: {
   cfg: ReturnType<typeof loadConfig>;
   msg: WebInboundMsg;
   agentId: string;
+  previousTimestamp?: number;
+  envelope?: EnvelopeFormatOptions;
 }) {
-  const { cfg, msg, agentId } = params;
+  const { cfg, msg, agentId, previousTimestamp, envelope } = params;
   // WhatsApp inbound prefix: channels.whatsapp.messagePrefix > legacy messages.messagePrefix > identity/defaults
   const messagePrefix = resolveMessagePrefix(cfg, agentId, {
     configured: cfg.channels?.whatsapp?.messagePrefix,
@@ -37,5 +42,7 @@ export function buildInboundLine(params: {
       e164: msg.senderE164,
       id: msg.senderJid,
     },
+    previousTimestamp,
+    envelope,
   });
 }

src/web/auto-reply/monitor/process-message.ts

@@ -8,7 +8,10 @@ import {
   type ResponsePrefixContext,
 } from "../../../auto-reply/reply/response-prefix-template.js";
 import { resolveTextChunkLimit } from "../../../auto-reply/chunk.js";
-import { formatInboundEnvelope } from "../../../auto-reply/envelope.js";
+import {
+  formatInboundEnvelope,
+  resolveEnvelopeFormatOptions,
+} from "../../../auto-reply/envelope.js";
 import {
   buildHistoryContextFromEntries,
   type HistoryEntry,
@@ -20,7 +23,11 @@ import { shouldComputeCommandAuthorized } from "../../../auto-reply/command-dete
 import { finalizeInboundContext } from "../../../auto-reply/reply/inbound-context.js";
 import { toLocationContext } from "../../../channels/location.js";
 import type { loadConfig } from "../../../config/config.js";
-import { recordSessionMetaFromInbound, resolveStorePath } from "../../../config/sessions.js";
+import {
+  readSessionUpdatedAt,
+  recordSessionMetaFromInbound,
+  resolveStorePath,
+} from "../../../config/sessions.js";
 import { logVerbose, shouldLogVerbose } from "../../../globals.js";
 import type { getChildLogger } from "../../../logging.js";
 import { readChannelAllowFromStore } from "../../../pairing/pairing-store.js";
@@ -121,10 +128,20 @@ export async function processMessage(params: {
   suppressGroupHistoryClear?: boolean;
 }) {
   const conversationId = params.msg.conversationId ?? params.msg.from;
+  const storePath = resolveStorePath(params.cfg.session?.store, {
+    agentId: params.route.agentId,
+  });
+  const envelopeOptions = resolveEnvelopeFormatOptions(params.cfg);
+  const previousTimestamp = readSessionUpdatedAt({
+    storePath,
+    sessionKey: params.route.sessionKey,
+  });
   let combinedBody = buildInboundLine({
     cfg: params.cfg,
     msg: params.msg,
     agentId: params.route.agentId,
+    previousTimestamp,
+    envelope: envelopeOptions,
   });
   let shouldClearGroupHistory = false;
 
@@ -152,6 +169,7 @@ export async function processMessage(params: {
             body: bodyWithId,
             chatType: "group",
             senderLabel: entry.sender,
+            envelope: envelopeOptions,
           });
         },
       });
@@ -288,9 +306,6 @@ export async function processMessage(params: {
     });
   }
 
-  const storePath = resolveStorePath(params.cfg.session?.store, {
-    agentId: params.route.agentId,
-  });
   const metaTask = recordSessionMetaFromInbound({
     storePath,
     sessionKey: params.route.sessionKey,