Removed commneted lines and organised code into docker folder

Dockerfile

@@ -3,17 +3,12 @@ FROM ubuntu:22.04
 # Run Debian in non interactive mode
 ENV DEBIAN_FRONTEND noninteractive
 
-# Install Sismics repository
-RUN apt-get update && apt-get install -y apt-transport-https ca-certificates software-properties-common curl gnupg tzdata
-RUN curl -fsSL https://www.sismics.com/pgp | apt-key add -
-# RUN add-apt-repository "deb [arch=amd64] https://nexus.sismics.com/repository/apt-bionic/ bionic main"
-
 # Configure settings
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
 RUN ln -fs /usr/share/zoneinfo/Europe/Paris /etc/localtime
 RUN dpkg-reconfigure -f noninteractive tzdata
-COPY etc /etc
+COPY docker/etc /etc
 RUN echo "for f in \`ls /etc/bashrc.d/*\`; do . \$f; done;" >> ~/.bashrc
 RUN apt-get -y -q install vim less procps unzip wget && \
     rm -rf /var/lib/apt/lists/*
@@ -37,7 +32,7 @@ WORKDIR /opt/jetty
 RUN chmod +x bin/jetty.sh
 
 # Init configuration
-COPY opt /opt
+COPY docker/opt /opt
 EXPOSE 8080
 ENV JETTY_HOME /opt/jetty
 ENV JAVA_OPTIONS -Xmx512m
@@ -88,7 +83,7 @@ ENV JAVA_OPTIONS -Xmx1g
 
 WORKDIR /app
 # Set the default command to run when starting the container
-COPY entrypoint.sh /entrypoint.sh
+COPY docker/entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh
 
 CMD ["/entrypoint.sh"]