fix: add senderTimestampMs automatically in reactMessage (#1845)

* docs: how to remove the reaction message

* Add `senderTimestampMs` automatically in reactMessage

* fix lint

README.md

@@ -411,7 +411,7 @@ const sendMsg = await sock.sendMessage(id, listMessage)
 
 const reactionMessage = {
     react: {
-        text: "💖",
+        text: "💖", // use an empty string to remove the reaction
         key: message.key
     }
 }

src/Utils/messages.ts

@@ -292,6 +292,10 @@ export const generateWAMessageContent = async(
 	} else if('location' in message) {
 		m.locationMessage = WAProto.LocationMessage.fromObject(message.location)
 	} else if('react' in message) {
+		if(!message.react.senderTimestampMs) {
+			message.react.senderTimestampMs = Date.now()
+		}
+
 		m.reactionMessage = WAProto.ReactionMessage.fromObject(message.react)
 	} else if('delete' in message) {
 		m.protocolMessage = {