fix(hooks): exclude outbound Gmail labels (#56720)

Co-authored-by: Vincent Koc <vincentkoc@ieee.org>

src/hooks/gmail.test.ts

@@ -3,6 +3,7 @@ import { describe, expect, it } from "vitest";
 import { type OpenClawConfig, DEFAULT_GATEWAY_PORT } from "../config/config.js";
 import {
   buildDefaultHookUrl,
+  buildGogWatchServeArgs,
   buildGogWatchServeLogArgs,
   buildTopicPath,
   parseTopicPath,
@@ -88,6 +89,10 @@ describe("gmail hook config", () => {
       return;
     }
 
+    const serveArgs = buildGogWatchServeArgs(result.value);
+    expect(serveArgs).toContain("--exclude-labels");
+    expect(serveArgs[serveArgs.indexOf("--exclude-labels") + 1]).toBe("SPAM,TRASH,DRAFT,SENT");
+
     const args = buildGogWatchServeLogArgs(result.value);
     expect(args).not.toContain("push-token");
     expect(args).not.toContain("hook-token");
@@ -107,6 +112,8 @@ describe("gmail hook config", () => {
       "--path",
       "/gmail-pubsub",
       "--include-body",
+      "--exclude-labels",
+      "SPAM,TRASH,DRAFT,SENT",
       "--max-bytes",
       "20000",
     ]);

src/hooks/gmail.ts

@@ -23,6 +23,8 @@ export const DEFAULT_GMAIL_SERVE_PATH = "/gmail-pubsub";
 export const DEFAULT_GMAIL_MAX_BYTES = 20_000;
 export const DEFAULT_GMAIL_RENEW_MINUTES = 12 * 60;
 const DEFAULT_HOOKS_PATH = "/hooks";
+// OpenClaw handles inbound mail; override gog's narrower SPAM,TRASH default.
+const GMAIL_WATCH_EXCLUDED_LABELS = "SPAM,TRASH,DRAFT,SENT";
 const GMAIL_WATCH_SENSITIVE_FLAGS = new Set(["--token", "--hook-url", "--hook-token"]);
 let gogBin: string | undefined;
 
@@ -254,6 +256,7 @@ export function buildGogWatchServeArgs(cfg: GmailHookRuntimeConfig): string[] {
   if (cfg.includeBody) {
     args.push("--include-body");
   }
+  args.push("--exclude-labels", GMAIL_WATCH_EXCLUDED_LABELS);
   if (cfg.maxBytes > 0) {
     args.push("--max-bytes", String(cfg.maxBytes));
   }