From dd88363d98c366f556ec18827c5776125b7768d3 Mon Sep 17 00:00:00 2001
From: xavix-yo <daniele.guiducci@gmail.com>
Date: Sun, 19 Jul 2026 10:16:37 +0100
Subject: [PATCH] whatsapp: fix crypto.subtle polyfill for Node 18, bump to
 v2.0.1

---
 connectors/connectors.json         | 4 ++--
 connectors/whatsapp/connector.json | 2 +-
 connectors/whatsapp/index.js       | 7 +++++++
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/connectors/connectors.json b/connectors/connectors.json
index 006be94..e9b9466 100644
--- a/connectors/connectors.json
+++ b/connectors/connectors.json
@@ -314,8 +314,8 @@
       },
       "folder": "whatsapp",
       "files": [
-        {"path": "connector.json",  "sha256": "e6b20b9519e19f13297bc1361b342b74bedf234470dbb43d19b39622cd388a4c", "size": 1163},
-        {"path": "index.js",        "sha256": "38be3cc9a5e9ecf7193f917fc3b90e40aeca9753d98d69f27f8155f5f980b4c0", "size": 21258},
+        {"path": "connector.json",  "sha256": "716452f48594a4d9d960de85c0bd4d4f08c33673c6386959b1ef64afc53a6544", "size": 1163},
+        {"path": "index.js",        "sha256": "1627f115a1bfb5a954abd412dba76c38f7202640258d3cbc08c313c00446a14a", "size": 21668},
         {"path": "package.json",    "sha256": "b99a9dccfd286b59e8482076129f2e40f7b339eba6c3db2a744887d65bd4964e", "size": 302},
         {"path": "icon_sm.png",     "sha256": "1128f198b2a07041f2e0c8c330fc998d29c310ec3225f866073b9e921aa59b5f", "size": 74223},
         {"path": "icon_lg.png",     "sha256": "1128f198b2a07041f2e0c8c330fc998d29c310ec3225f866073b9e921aa59b5f", "size": 74223}
diff --git a/connectors/whatsapp/connector.json b/connectors/whatsapp/connector.json
index b463f65..a932bd9 100644
--- a/connectors/whatsapp/connector.json
+++ b/connectors/whatsapp/connector.json
@@ -1,7 +1,7 @@
 {
   "id": "whatsapp",
   "name": "WhatsApp",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "type": "mcp_local",
   "scope": "user",
   "launch_command": "node index.js",
diff --git a/connectors/whatsapp/index.js b/connectors/whatsapp/index.js
index 430dfe0..638a993 100644
--- a/connectors/whatsapp/index.js
+++ b/connectors/whatsapp/index.js
@@ -24,6 +24,13 @@
  * token — so there is nothing to paste back, only a QR to scan.
  */
 
+// Baileys uses the Web Crypto global (`crypto.subtle`), which Node only exposes as
+// `globalThis.crypto` from v20+. The container ships Node 18 (Debian bookworm), so
+// polyfill it from `node:crypto` — without this, the socket dies on connect with
+// "crypto is not defined" and never reaches the QR.
+const nodeCrypto = require('crypto');
+if (!globalThis.crypto) globalThis.crypto = nodeCrypto.webcrypto;
+
 const fs   = require('fs');
 const path = require('path');
 const readline = require('readline');