Update Dockerfile

Dockerfile

@@ -8,12 +8,12 @@ WORKDIR /app
 COPY index.html ./
 COPY exdocker ./
 
-# Switch to root user to copy start.sh, make it executable, and install curl
+# Switch to root user to copy start.sh, make it executable, and install bash and curl
 # These operations require root privileges
 USER root
 COPY start.sh ./
 RUN chmod +x ./start.sh
-RUN apk add --no-cache curl
+RUN apk add --no-cache bash curl # Ensure bash is available for start.sh
 
 # Switch back to the default non-root user for dind-rootless (usually 'docker')
 # This is important for security and proper operation of the rootless daemon