Update Dockerfile

Dockerfile

@@ -1,24 +1,26 @@
 FROM itzg/minecraft-server:latest
 
-# Server environment configurations
+# Accept EULA
 ENV EULA=TRUE
-ENV VERSION=LATEST
-# Set initial and maximum memory limits to 8 GB
+
+# Use Paper instead of Vanilla
+ENV TYPE=PAPER
+ENV PAPER_VERSION=1.21.9
+
+# Memory
 ENV INIT_MEMORY=8G
 ENV MAX_MEMORY=8G
+
+# Server settings
 ENV DIFFICULTY=peaceful
 ENV GAMEMODE=creative
-# Mojang servers and HF servers are having a communication issue apparently
 ENV ONLINE_MODE=FALSE
-# I should warn about that...
-RUN echo "You will get a security warning about online mode being disabled, ignore it unless you get hacked."
-
-# Random seed?
 ENV MOTD="A server hosted on HF Spaces"
 ENV MAX_PLAYERS=40
-
-EXPOSE 25565
 ENV SERVER_PORT=25565
 
-# HF complains because of the lack of an HTTP server, which also seems to break Minecraft...
-RUN echo "Ignore the 500 error. If it's not a Minecraft error, it's not a relavent one."
+# Copy your plugin(s) into the server
+# assumes you have a local ./plugins folder
+COPY plugins/ /plugins/
+
+EXPOSE 25565