feat: use apptainer from PATH

Change-Id: I91cf7366e01ebfcadcc1e925afbe87441f844d8a

lib/yashchiki/build_image.sh

@@ -10,4 +10,4 @@ if test -f "${YASHCHIKI_IMAGE_NAME}"; then
     exit 1
 fi
 
-/skretch/opt/apptainer/1.2.5/bin/apptainer build --fakeroot ${YASHCHIKI_IMAGE_NAME} "${TARGET_FOLDER}"
+apptainer build --fakeroot ${YASHCHIKI_IMAGE_NAME} "${TARGET_FOLDER}"

lib/yashchiki/build_sandbox.sh

@@ -18,7 +18,7 @@ TARGET_FOLDER="${YASHCHIKI_SANDBOXES}/${CONTAINER_STYLE}"
 
 mkdir -p ${YASHCHIKI_SANDBOXES}
 
-/skretch/opt/apptainer/1.2.5/bin/apptainer build \
+apptainer build \
     --bind ${YASHCHIKI_CACHES_ROOT}/download_cache:/opt/spack/var/spack/cache \
     --bind ${YASHCHIKI_CACHES_ROOT}/spack_ccache:/opt/ccache \
     --bind ${YASHCHIKI_CACHES_ROOT}/build_caches:/opt/build_cache \

lib/yashchiki/update_build_cache.sh

@@ -28,8 +28,8 @@ source "${SOURCE_DIR}/commons.sh"
 # since the spack user cannot read home of the host user we need to mount the
 # update script inside the container
 set +e
-# Arugments needed once we switch to singularity3: --writable-tmpfs
-/skretch/opt/apptainer/1.2.5/bin/apptainer exec\
+# Arguments needed once we switch to singularity3: --writable-tmpfs
+apptainer exec\
     -B "${BUILD_CACHE_OUTSIDE}:${BUILD_CACHE_INSIDE}:rw"\
     "${IMAGE_NAME}" \
     /opt/spack_install_scripts/update_build_cache_in_container.sh -j ${YASHCHIKI_JOBS} -q || exit 0

share/yashchiki/utils/public.sh

@@ -69,7 +69,7 @@ check_container_inner() {
     fi
 
     # check that there are no blacklisted packages in the container
-    if /skretch/opt/apptainer/1.2.5/bin/apptainer shell "${container}" -l \
+    if apptainer shell "${container}" -l \
         -c "spack find | grep -q \"$(get_grep_pattern_blacklisted)\"" \
         &>/dev/null; then
         # do NOT use container if blacklisted package present