se desacen unos cambios de dockerfile

Dockerfile

@@ -6,9 +6,7 @@ RUN apt install -y apache2
 RUN apt install -y php
 RUN apt install -y curl
 RUN curl -4 ifconfig.me
+RUN rm -rf /var/lib/apt/lists/*
 
 COPY index.php index.php
-
-ExPOSE 7680
-
-CMD ["php", "-S", "0.0.0.0:7680", "index.php"]
+CMD ["php", "-S", "0.0.0.0:7680", "./index.php"]