Use dep check image (#1)

* use the owasp image

* cleanup

Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:20.04
+FROM owasp/dependency-check-action:latest
 
 LABEL repository="https://github.com/dependency-check/Dependency-Check_Action" \
       homepage="https://github.com/dependency-check/Dependency-Check_Action" \
@@ -9,12 +9,7 @@ LABEL repository="https://github.com/dependency-check/Dependency-Check_Action" \
       com.github.actions.color="red"
 
 USER root 
-RUN apt-get update; apt-get install wget -y \ 
-    && apt-get install unzip -y  \ 
-    && wget https://github.com/jeremylong/DependencyCheck/releases/download/v6.2.2/dependency-check-6.2.2-release.zip -P /tmp\
-    && unzip /tmp/dependency-check-6.2.2-release.zip \
-    && apt-get install openjdk-11-jdk -y \
-    && export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
+
 COPY entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh
-ENTRYPOINT ["/entrypoint.sh"]
+ENTRYPOINT ["/bin/sh","/entrypoint.sh"]

entrypoint.sh

@@ -1,4 +1,4 @@
 #!/bin/bash
 set -e
 all_args=$@
-/dependency-check/bin/dependency-check.sh  ${all_args} 
+/usr/share/dependency-check/bin/dependency-check.sh  ${all_args}