Add java/gradle/maven to image

Dockerfile

@@ -107,6 +107,18 @@ RUN GOPATH=/usr/local/gopkg /bin/bash -c 'for package in \
     golang.org/x/tools/cmd/goimports@latest; do \
     /usr/local/go/bin/go install "$package"; done'
 
+RUN apt-get -y update && DEBIAN_FRONTEND=noninteractive apt-get -y install openjdk-17-jdk
+
+RUN wget https://downloads.gradle-dn.com/distributions/gradle-7.4.2-bin.zip -O /tmp/gradle.zip
+RUN unzip -d /opt/ /tmp/gradle.zip
+RUN rm /tmp/gradle.zip
+RUN ln -sf /opt/gradle-7.4.2/bin/gradle /usr/bin/gradle
+
+RUN mkdir -p /opt/maven
+RUN wget https://dlcdn.apache.org/maven/maven-3/3.8.5/binaries/apache-maven-3.8.5-bin.tar.gz -O - |\
+    tar -C /opt/maven --strip-components=1 -xzf -
+RUN ln -s /opt/maven/bin/mvn /usr/bin/mvn
+
 ADD . /opt/workspace-repo
 WORKDIR /opt/workspace-repo
 RUN /usr/local/go/bin/go build .

main.go

@@ -6,7 +6,6 @@ import (
 	"errors"
 	"flag"
 	"fmt"
-	"log"
 	"os"
 	"os/exec"
 	"os/user"
@@ -114,7 +113,6 @@ func EntryPoint(command []string) error {
 	}
 
 	if uid != 0 {
-		log.Printf("UID: %d", uid)
 		err = AddUser(os.Getenv("WORKSPACE_USERNAME"), uidString)
 		if err != nil {
 			return err