increase maxMessageSize from 200 to 300

.streamlit/config.toml

@@ -12,4 +12,14 @@ primaryColor = "#005AFF"
 backgroundColor = "#F0F2F6"
 secondaryBackgroundColor = "#E6E9EF"
 textColor = "#1C1C1E"
-linkColor = "#005AFF"
+linkColor = "#005AFF"
+
+[server]
+# Max size, in megabytes, for files uploaded with the file_uploader.
+# Default: 200
+#maxUploadSize = 500
+
+# Max size, in megabytes, of messages that can be sent via the WebSocket
+# connection.
+# Default: 200
+maxMessageSize = 300