install maven in docker - docker

Question

I am trying to install and build one file using maven in Dockerfile, but getting an error mvn not found...
I referred to some articles but I did not find anything
can anyone please help me to why I am getting this and how to solve this?
my code
FROM ubuntu:latest
MAINTAINER ganeshthirumani
RUN apt-get update && apt-get install -y wget
ARG USER_HOME_DIR="/root"
#create a dir foe maven in opt
RUN mkdir /opt/maven
RUN mkdir /usr/share/maven
#RUN mkdir /usr/share/maven
#dwnl maven using link in tmp
RUN wget https://dlcdn.apache.org/maven/maven-3/3.8.4/binaries/apache-maven-3.8.4-bin.tar.gz -O /tmp/maven.tar.gz
#extract the file
RUN cd /tmp && tar xvf maven.tar.gz
#copy the file into opt/maven
RUN cp -R /tmp/apache-maven-3.8.4/* /usr/share/maven/
#RUN cp /opt/files/* /usr/share/maven
# Install OpenJDK-8
RUN apt-get update && \
apt-get install -y openjdk-8-jdk && \
apt-get clean;
# Fix certificate issues
RUN apt-get update && \
apt-get install ca-certificates-java && \
apt-get clean && \
update-ca-certificates -f;
# Setup JAVA_HOME -- useful for docker commandline
ENV JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64/
RUN export JAVA_HOME
#dwnl zip and move to /opt/files
RUN mkdir /opt/files
RUN wget <this is my zip file> -O /tmp/zip_file.zip
RUN cp /tmp/zip_file.zip /opt/files/
ENV MAVEN_HOME /usr/share/maven
ENV MAVEN_CONFIG "$USER_HOME_DIR/.m2"
RUN mvn clean install -Pdevelopment
#RUN mvn clean install -Pdeployment
CMD ["mvn", "--version"]
and while building...
Sending build context to Docker daemon 97.28kB
Step 1/20 : FROM ubuntu:latest
---> d13c942271d6
Step 2/20 : MAINTAINER ganeshthirumani
---> Using cache
---> 83dbc04930a4
Step 3/20 : RUN apt-get update && apt-get install -y wget
---> Using cache
---> 5a26c629963f
Step 4/20 : ARG USER_HOME_DIR="/root"
---> Using cache
---> fea8fd2bb7f6
Step 5/20 : RUN mkdir /opt/maven
---> Using cache
---> 16a42d6b96c3
Step 6/20 : RUN mkdir /usr/share/maven
---> Using cache
---> 012f68749248
Step 7/20 : RUN wget https://dlcdn.apache.org/maven/maven-3/3.8.4/binaries/apache-maven-3.8.4-bin.tar.gz -O /tmp/maven.tar.gz
---> Using cache
---> dc498bb88baf
Step 8/20 : RUN cd /tmp && tar xvf maven.tar.gz
---> Using cache
---> be08499a07db
Step 9/20 : RUN cp -R /tmp/apache-maven-3.8.4/* /usr/share/maven/
---> Using cache
---> 7a705ce7213d
Step 10/20 : RUN apt-get update && apt-get install -y openjdk-8-jdk && apt-get clean;
---> Using cache
---> 452e0b263645
Step 11/20 : RUN apt-get update && apt-get install ca-certificates-java && apt-get clean && update-ca-certificates -f;
---> Using cache
---> d65d98457da5
Step 12/20 : ENV JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64/
---> Using cache
---> b8cacc77d6b0
Step 13/20 : RUN export JAVA_HOME
---> Using cache
---> 1a5918571b65
Step 14/20 : RUN mkdir /opt/files
---> Using cache
---> 66d092f96235
Step 15/20 : RUN wget https://drive.google.com/file/d/1IutshyYqlcTw_MkfC1NJzU9AH8B-W2Fa/view?ts=61f24be4 -O /tmp/zip_file.zip
---> Using cache
---> 7180fa09993b
Step 16/20 : RUN cp /tmp/zip_file.zip /opt/files/
---> Using cache
---> bc861eb85449
Step 17/20 : ENV MAVEN_HOME /usr/share/maven
---> Using cache
---> be97d22b8558
Step 18/20 : ENV MAVEN_CONFIG "$USER_HOME_DIR/.m2"
---> Using cache
---> 7874ed478f2f
Step 19/20 : RUN mvn clean install -Pdevelopment
---> Running in 5b58132ba431
/bin/sh: 1: mvn: not found
The command '/bin/sh -c mvn clean install -Pdevelopment' returned a non-zero code: 127
and I have seen that the basic directories are:
for maven home MAVEN_HOME /usr/share/maven
for config---> MAVEN_CONFIG "$USER_HOME_DIR/.m2 and where user_home_dir is a root
thanks in advance