test/docker: add Dockerfile with PerfFlowAspect

Problem: Enabling performance profiling of Fluxion requires
setting up PerfFlowAspect, which is not present in the
current setup.

Add a Dockerfile which builds and installs PerfFlowAspect.

src/test/docker/bookworm-pfa/Dockerfile

@@ -0,0 +1,54 @@
+FROM fluxrm/flux-core:bookworm
+
+ARG USER=flux
+ARG UID=1000
+USER root
+
+# Install extra buildrequires for flux-sched:
+RUN apt-get update
+RUN apt-get -qq install -y --no-install-recommends \
+	libboost-graph-dev \
+	libboost-system-dev \
+	libboost-filesystem-dev \
+	libboost-regex-dev \
+	libyaml-cpp-dev \
+	libedit-dev \
+	ninja-build \
+	python3-yaml \
+	llvm-dev \
+	libssl-dev \
+	flex \
+	bison \
+	cmake 
+
+# Add configured user to image with sudo access:
+#
+RUN \
+ if test "$USER" != "flux"; then  \
+      groupadd -g $UID $USER \
+   && useradd -g $USER -u $UID -d /home/$USER -m $USER \
+   && sh -c "printf \"$USER ALL= NOPASSWD: ALL\\n\" >> /etc/sudoers" \
+   && adduser $USER sudo ; \
+ fi
+
+USER $USER
+WORKDIR /home/$USER
+
+# Install PerfFlowAspect
+RUN git clone https://github.com/flux-framework/PerfFlowAspect.git PerfFlowAspect
+WORKDIR /home/$USER/PerfFlowAspect/src/c
+RUN mkdir build-pfa
+WORKDIR /home/$USER/PerfFlowAspect/src/c/build-pfa
+RUN echo $PWD
+RUN export CC="clang-15"
+RUN export CXX="clang++-15"
+RUN export CFLAGS="-O2 -gdwarf-4"
+RUN export CXXFLAGS="-gdwarf-4"
+RUN cmake -DCMAKE_CXX_COMPILER="clang++-15" -DPERFFLOWASPECT_WITH_CUDA=OFF \ 
+	  -DCMAKE_INSTALL_PREFIX=/home/$USER/PerfFlowAspect/src/c/install-pfa ../
+RUN make 
+RUN make install
+
+WORKDIR /home/$USER
+
+