preloaded new version

Libraries/Versions/Pre-Release/1.21-pre1.md

@@ -0,0 +1,6 @@
+---
+version-image-link: null
+not_finished: null
+server-jar: https://piston-data.mojang.com/v1/objects/57e59ee5d8bc6ce664a7d76de45f8df9c110381f/server.jar
+translator: null
+---