Fix invalid messages crashing the server

bin/utils.js

@@ -162,6 +162,7 @@ exports.getYDoc = getYDoc
  * @param {Uint8Array} message
  */
 const messageListener = (conn, doc, message) => {
+  try {
     const encoder = encoding.createEncoder()
     const decoder = decoding.createDecoder(message)
     const messageType = decoding.readVarUint(decoder)
@@ -178,6 +179,9 @@ const messageListener = (conn, doc, message) => {
         break
       }
     }
+  } catch (err) {
+    doc.emit('error', [err])
+  }
 }
 
 /**