fix: do not fail if no volume provided

.forgejo/workflows/build_and_release.yml

@@ -2,11 +2,10 @@ name: Docker Image CI
 
 on:
   push:
-    
   pull_request:
 
 env:
-  REGISTRY: git.dc09.ru  # Change to your registry (e.g., forgejo.example.com)
+  REGISTRY: git.dc09.ru
   GITHUB_TOKEN: ${{ secrets.FORGEJO_PASSWORD }}
   GITHUB_API_URL: https://git.dc09.ru
   GITHUB_BASE_REF: git.dc09.ru
@@ -24,7 +23,7 @@ jobs:
           - dockerfile: 'Dockerfile.openj9'
             image_name: 'openj9'
             context: './'
-            build-args: ["WITH_JDK=false"]
+            build-args: []
           - dockerfile: 'Dockerfile.piped'
             image_name: 'piped'
             context: './'
@@ -60,7 +59,6 @@ jobs:
           github-token: ${{ secrets.FORGEJO_PASSWORD }}
           github-server: https://git.dc09.ru
 
-
       - name: Build and push Docker image
         uses: docker/build-push-action@v5
         with:
@@ -69,4 +67,4 @@ jobs:
           push: ${{ github.event_name == 'push' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          build-args: ${{ matrix.images.build-args }}
+          build-args: ${{ matrix.images.build-args }}

Dockerfile.openj9

@@ -2,23 +2,19 @@ FROM ubuntu:25.04 AS build
 
 # partially copied from mkdocker.sh
 # Copyright IBM Corp (Eclipse Public License 2.0)
-RUN apt -qq update \
-  && apt -qq upgrade -y \
-  && apt -qq install -y --no-install-recommends \
-    ant ant-contrib autoconf build-essential ca-certificates clang cmake cpio curl execstack file git \
-    libasound2-dev libcups2-dev libdwarf-dev libelf-dev libexpat1-dev libffi-dev libfontconfig libfontconfig1-dev \
-    libfreetype6-dev libnuma-dev libssl-dev libx11-dev libxext-dev libxrandr-dev libxrender-dev libxt-dev libxtst-dev \
-    llvm-dev lld make nasm pkg-config python3 python3-dev rsync systemtap-sdt-dev unzip wget xvfb zip zlib1g-dev unzip \
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get -qq update \
+  && apt-get -qq upgrade -y \
+  && apt-get -qq install -y --no-install-recommends \
+    ant ant-contrib autoconf ca-certificates cmake cpio file gcc g++ git \
+    libasound2-dev libcups2-dev libdwarf-dev libelf-dev libexpat1-dev libffi-dev \
+    libfontconfig libfontconfig1-dev libfreetype6-dev libnuma-dev libssl-dev \
+    libx11-dev libxext-dev libxrandr-dev libxrender-dev libxt-dev libxtst-dev \
+    make nasm openjdk-21-jdk-headless pkg-config python3 python3-dev rsync \
+    systemtap-sdt-dev unzip xvfb zip zlib1g-dev \
   && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /build
-RUN mkdir /build/bootjdk /build/dist \
-  && wget --progress=dot:mega -O jdk21.tar.gz \
-  https://api.adoptopenjdk.net/v3/binary/latest/21/ga/linux/x64/jdk/openj9/normal/adoptopenjdk \
-  && tar -xzf jdk21.tar.gz --directory=/build/bootjdk --strip-components=1 \
-  && rm -f jdk21.tar.gz
-
-RUN find /build/bootjdk -name '*.so' -type f -print0 | xargs -0 -- execstack -c
 
 RUN git clone --single-branch --depth 1 \
   https://github.com/ibmruntimes/openj9-openjdk-jdk21.git \
@@ -27,22 +23,20 @@ RUN git clone --single-branch --depth 1 \
 WORKDIR /build/src
 RUN bash get_source.sh
 
-ENV CC=/usr/bin/clang CXX=/usr/bin/clang++ LD=/usr/bin/lld
-  # TODO: add as args to configure
-  # CFLAGS="-O3 -flto -fwhole-program-vtables" \
-  # LDFLAGS="-Wl,-O1"
-ENV CFLAGS="-Wno-error=nontrivial-memcall"
+ENV CC=/usr/bin/gcc CXX=/usr/bin/g++
 RUN bash configure \
-  --with-boot-jdk=/build/bootjdk \
+  --with-boot-jdk=/usr/lib/jvm/java-21-openjdk-amd64 \
   --with-openssl=system \
-  --with-toolchain-type=clang \
-  --enable-jvm-feature-link-time-opt \
-  --with-extra-cflags="$CFLAGS" \
-  --with-extra-cxxflags="$CFLAGS"
+  --with-extra-cflags="-O3 -flto=auto -fuse-linker-plugin" \
+  --with-extra-cxxflags="-O3 -flto=auto -fuse-linker-plugin" \
+  --with-extra-ldflags="-Wl,-O1" \
+  --with-native-debug-symbols=none \
+  --enable-jvm-feature-link-time-opt
 RUN make all JOBS=$(nproc)
 
-# jlink by advice from https://adoptium.net/blog/2021/10/jlink-to-produce-own-runtime/
 WORKDIR /build/src/build/linux-x86_64-server-release/images
+
+# jlink by advice from https://adoptium.net/blog/2021/10/jlink-to-produce-own-runtime/
 RUN jdk/bin/jlink --strip-debug --no-man-pages --no-header-files --compress=2 \
   --output jre \
   --add-modules java.base,java.compiler,java.datatransfer,java.desktop,java.instrument,java.logging,\
@@ -54,8 +48,7 @@ jdk.nio.mapmode,jdk.random,jdk.sctp,jdk.security.auth,jdk.security.jgss,jdk.unsu
 jdk.xml.dom,jdk.zipfs,openj9.criu,openj9.cuda,openj9.dataaccess,openj9.gpu,openj9.jvm,\
 openj9.sharedclasses,openj9.zosconditionhandling
 
-WORKDIR /build/src/build/linux-x86_64-server-release/images
-RUN mv ./* /build/dist/
+RUN mkdir -p /build/dist && mv ./* /build/dist/
 
 # ------