Update Dockerfile

Dockerfile

@@ -1,20 +1,21 @@
 # Start from Node.js 18 Alpine
 FROM node:18-alpine
 
-# Default port for Pokemon Showdown
-EXPOSE 8000
-
 # Set up working directory
 WORKDIR /app
 
 # Install Git
 RUN apk add --no-cache git
 
+# Mark /app as a safe directory for Git
+RUN git config --global --add safe.directory /app
+
 # Initialize git repository and set remote
 RUN git init .
 RUN git remote add origin https://www.github.com/smogon/pokemon-showdown.git
 
+# Expose Pokemon Showdown default port
+EXPOSE 8000
+
 # Use a shell entrypoint to chain multiple commands:
-#  1) Pull latest code
-#  2) Launch showdown server
 ENTRYPOINT ["/bin/sh", "-c", "git pull origin master && node pokemon-showdown start"]