Update Dockerfile

Dockerfile

@@ -1,7 +1,6 @@
 # Filename: Dockerfile
 # Version: $(date +%s)
 
-# Utiliza Alpine como imagen base
 FROM alpine:latest
 
 # Instalar dependencias necesarias
@@ -13,24 +12,24 @@ RUN apk add --no-cache \
     curl \
     iptables \
     nginx \
-    fuse-overlayfs shadow-uidmap 
+    fuse-overlayfs \
+    shadow-uidmap
 
 # Crear un usuario no root
-RUN useradd -m dockeruser && echo "dockeruser ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
+RUN adduser -D -g '' dockeruser && echo "dockeruser ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 
 # Cambiar al usuario no root
 USER dockeruser
 
-# Instalar Docker rootless
-RUN curl -fsSL https://get.docker.com/rootless | sh
-
-# Configurar Docker rootless
-RUN echo 'export PATH=$HOME/bin:$PATH' >> /home/dockeruser/.bashrc
-RUN echo 'export DOCKER_HOST=unix://$XDG_RUNTIME_DIR/docker.sock' >> /home/dockeruser/.bashrc
-RUN mkdir -p /home/dockeruser/.config/systemd/user/
+# Configurar Docker rootless manualmente
+RUN curl -fsSL https://download.docker.com/linux/static/stable/x86_64/docker-rootless-extras-20.10.7.tgz | tar -xz -C ~/
+RUN ~/docker-rootless-extras/install
+RUN echo 'export PATH=$HOME/bin:$PATH' >> /home/dockeruser/.profile
+RUN echo 'export DOCKER_HOST=unix:///run/user/1000/docker.sock' >> /home/dockeruser/.profile
 
 # Crear el archivo de servicio para Docker rootless
-RUN echo '[Unit]\n\
+RUN mkdir -p /home/dockeruser/.config/systemd/user/ && \
+    echo '[Unit]\n\
 Description=Docker Application Container Engine (Rootless)\n\
 Documentation=https://docs.docker.com/go/rootless/\n\
 Wants=network-online.target\n\
@@ -75,4 +74,4 @@ EXPOSE 80
 EXPOSE 7680
 
 # Configurar el comando de inicio
-CMD ["sh", "-c", "dockerd-rootless.sh --experimental --host=tcp://0.0.0.0:7680 & nginx -g 'daemon off;'"]
+CMD ["sh", "-c", "~/.docker-rootless-extras/docker-rootless.sh --experimental --host=tcp://0.0.0.0:7680 & nginx -g 'daemon off;'"]