Merge from master

CONFLICT (content): Merge conflict in start-configuration

Dockerfile

@@ -1,11 +1,10 @@
-FROM ubuntu:18.04
+FROM adoptopenjdk:15-jre
 
 LABEL org.opencontainers.image.authors="Geoff Bourne <itzgeoff@gmail.com>"
 
 RUN apt-get update \
   && DEBIAN_FRONTEND=noninteractive \
   apt-get install -y \
-    openjdk-8-jre-headless \
     imagemagick \
     gosu \
     sudo \

start-configuration

@@ -94,6 +94,10 @@ case "${TYPE^^}" in
   ;;
 
   FORGE)
+    log "**********************************************************************"
+    log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
+    log "         since some mods require Java 8"
+    log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployForge "$@"
   ;;
 
@@ -105,7 +109,11 @@ case "${TYPE^^}" in
     exec ${SCRIPTS:-/}start-deployFTBA "$@"
   ;;
 
-  CURSEFORGE|FTB)
+  FTB|CURSEFORGE)
+    log "**********************************************************************"
+    log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
+    log "         since some mods require Java 8"
+    log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployCF "$@"
   ;;
 

start-minecraftFinalSetup

@@ -168,11 +168,6 @@ function copyFilesForCurseForge() {
   cp -f /data/eula.txt "${FTB_DIR}/"
 }
 
-if ! which java > /dev/null; then
-  log "Fixing PATH to include java"
-  PATH="${PATH}:/usr/bin"
-fi
-
 mcServerRunnerArgs="--stop-duration ${STOP_DURATION:-60}s"
 if [[ ${TYPE} == "CURSE_INSTANCE" ]]; then
     if isTrue ${DEBUG_EXEC}; then