[jenkins] Add ubuntu-intel build

Jenkinsfile

@@ -22,7 +22,7 @@ def platforms = [:]
 
 /****************** linux builds (in docker) */
 /* Each platform must have a corresponding Dockerfile.PLATFORM in triqs/packaging */
-def dockerPlatforms = ["ubuntu-clang", "ubuntu-gcc", "sanitize"]
+def dockerPlatforms = ["ubuntu-clang", "ubuntu-gcc", "ubuntu-intel", "sanitize"]
 /* .each is currently broken in jenkins */
 for (int i = 0; i < dockerPlatforms.size(); i++) {
   def platform = dockerPlatforms[i]

packaging/Dockerfile.ubuntu-intel

@@ -0,0 +1,31 @@
+FROM intel/oneapi-hpckit:2023.2.1-devel-ubuntu22.04
+ARG LLVM=15
+
+RUN apt-get update && apt-get install -y lsb-release wget software-properties-common && \
+      wget -O /tmp/llvm.sh https://apt.llvm.org/llvm.sh && chmod +x /tmp/llvm.sh && /tmp/llvm.sh ${LLVM} && \
+      DEBIAN_FRONTEND=noninteractive apt-get install -y \
+      g++-12 \
+      git \
+      vim \
+      lldb-${LLVM} \
+      hdf5-tools \
+      libboost-dev \
+      libclang-${LLVM}-dev \
+      libc++-${LLVM}-dev \
+      libc++abi-${LLVM}-dev \
+      libfftw3-dev \
+      libgmp-dev \
+      libhdf5-dev \
+      python3-clang-${LLVM} \
+      python3-dev \
+      python3-mako \
+      python3-matplotlib \
+      python3-mpi4py \
+      python3-numpy \
+      python3-pip \
+      python3-scipy
+
+RUN pip install cmake
+
+ENV PYTHON_VERSION=3.10 \
+    CC=icx CXX=icpx CXXFLAGS="-stdlib=libc++"