diff --git a/.clang-format b/.clang-format
index 6a6c06f..3b85ccc 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,6 +1,7 @@
 BasedOnStyle: Google
 
 ColumnLimit: 100
+Standard: c++20
 
 AlignEscapedNewlines: Right
 AllowAllArgumentsOnNextLine: false
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5616bad..aed45ce 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -27,9 +27,6 @@ jobs:
       #----- --- -- -  -  -   -
       - name: Build and test
         env:
-          CACHE_CONAN_REMOTE: ${{ vars.CACHE_CONAN_REMOTE }}
-          CACHE_CONAN_LOGIN_USERNAME: ${{ vars.CACHE_CONAN_LOGIN_USERNAME }}
-          CACHE_CONAN_PASSWORD: ${{ secrets.CACHE_CONAN_PASSWORD }}
           CI_JOB_NAME: build_and_test
         run: scripts/ci-job-with-docker.sh
   #+++++++++++-+-+--+----- --- -- -  -  -   -
@@ -44,9 +41,6 @@ jobs:
     steps:
       - name: Release
         env:
-          CACHE_CONAN_REMOTE: ${{ vars.CACHE_CONAN_REMOTE }}
-          CACHE_CONAN_LOGIN_USERNAME: ${{ vars.CACHE_CONAN_LOGIN_USERNAME }}
-          CACHE_CONAN_PASSWORD: ${{ secrets.CACHE_CONAN_PASSWORD }}
           RELEASE_CONAN_REMOTE: ${{ vars.RELEASE_CONAN_REMOTE }}
           RELEASE_CONAN_LOGIN_USERNAME: ${{ vars.RELEASE_CONAN_LOGIN_USERNAME }}
           RELEASE_CONAN_PASSWORD: ${{ secrets.RELEASE_CONAN_PASSWORD }}
diff --git a/conanfile.py b/conanfile.py
index a6a4818..d57f47c 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -7,8 +7,9 @@
 #+++++++++++-+-+--+----- --- -- -  -  -   -
 
 from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
 
-import platform
+import io, os, platform, shlex, subprocess
 
 
 class LlfsConan(ConanFile):
@@ -60,6 +61,8 @@ class LlfsConan(ConanFile):
         "ninja/[>=1.12.1 <2]",
     ]
 
+    _is_header_only = (platform.system() != "Linux")
+
     #+++++++++++-+-+--+----- --- -- -  -  -   -
 
     def configure(self):
@@ -96,7 +99,10 @@ def set_version(self):
         return self.cor.set_version_from_git_tags(self)
 
     def layout(self):
-        return self.cor.layout_cmake_unified_src(self)
+        self.cor.layout_cmake_unified_src(self)
+        self.cpp.build.libdirs += ['src']
+        if not self._is_header_only:
+            self.cpp.build.libs += ['llfs']
 
     def generate(self):
         return self.cor.generate_cmake_default(self)
@@ -113,5 +119,23 @@ def package_info(self):
     def package_id(self):
         return self.cor.package_id_lib_default(self)
 
+    def validate_build(self):
+        if self.settings.compiler == "gcc":
+            out_capture = io.StringIO()
+            cc_name = (
+                self.buildenv.vars(self).get('CC') or
+                self.buildenv.vars(self).get('CXX') or
+                os.getenv('CC') or
+                os.getenv('CXX') or
+                'gcc'
+            )
+            self.run(shlex.join([cc_name, '-dumpversion']), stdout=out_capture, shell=True)
+            actual_compiler_version = out_capture.getvalue().strip()
+            profile_compiler_version = str(self.settings.compiler.version)
+            if profile_compiler_version != actual_compiler_version:
+                raise ConanInvalidConfiguration(f"Compiler version mismatch: actual={actual_compiler_version}"
+                                                f", expected={profile_compiler_version}")
+
     #+++++++++++-+-+--+----- --- -- -  -  -   -
 
+
diff --git a/scripts/ci-job-with-docker.sh b/scripts/ci-job-with-docker.sh
index c9860e9..b19cfe6 100755
--- a/scripts/ci-job-with-docker.sh
+++ b/scripts/ci-job-with-docker.sh
@@ -9,9 +9,14 @@ PROJECT_DIR=$(realpath $(dirname "${SCRIPT_DIR}"))
 
 # Run the ci-job.sh script using docker.
 #
-ROOT_IMAGE=registry.gitlab.com/batteriescpp/batteries:v0.60.2-devel.linux_gcc11_amd64
+ROOT_IMAGE=registry.gitlab.com/batteriesincluded/batt-docker/batteries-debian12-build-tools:0.6.0
 USER_IMAGE=$(cor docker user-image ${ROOT_IMAGE} --user-commands-file="${SCRIPT_DIR}/ci-job-setup.dockerfile")
 
+VOLUMES=
+if [ -f "${HOME}/conan-local-cache-server-config.sh" ]; then
+    VOLUMES+="--volume ${HOME}/conan-local-cache-server-config.sh:/conan-local-cache-server-config.sh"
+fi
+
 docker run \
        --ulimit memlock=-1:-1 \
        --cap-add SYS_ADMIN --device /dev/fuse \
@@ -26,6 +31,7 @@ docker run \
        --env CI_JOB_NAME \
        --volume "${HOME}/ci_conan_hosts:/etc/hosts:ro" \
        --volume "${PROJECT_DIR}:${PROJECT_DIR}" \
+       ${VOLUMES} \
        --workdir "${PROJECT_DIR}" \
        ${USER_IMAGE} \
        "${BUILD_COMMAND:-${SCRIPT_DIR}/ci-job.sh}"
diff --git a/scripts/ci-job.sh b/scripts/ci-job.sh
index 34bdf68..b552299 100755
--- a/scripts/ci-job.sh
+++ b/scripts/ci-job.sh
@@ -11,6 +11,11 @@ cor conan config install --type git https://gitlab.com/batteriesincluded/conan-c
 
 # Enable the local cache server.
 #
+if [ -f "/conan-local-cache-server-config.sh" ]; then
+    set +x
+    source "/conan-local-cache-server-config.sh"
+    set -x
+fi
 "${SCRIPT_DIR}/ci-print-diagnostics.sh" "ci-job.sh"
 if [ "${CACHE_CONAN_REMOTE:-}" != "" ]; then
     cor conan remote enable "${CACHE_CONAN_REMOTE}"
diff --git a/src/llfs/storage_context.hpp b/src/llfs/storage_context.hpp
index 69d29fd..5ef8f1f 100644
--- a/src/llfs/storage_context.hpp
+++ b/src/llfs/storage_context.hpp
@@ -13,7 +13,19 @@
 #include <llfs/config.hpp>
 //
 
-#ifndef LLFS_DISABLE_IO_URING
+#include <batteries/shared_ptr.hpp>
+
+#ifdef LLFS_DISABLE_IO_URING
+
+namespace llfs {
+
+class StorageContext : public batt::RefCounted<StorageContext>
+{
+};
+
+}  // namespace llfs
+
+#else  // !LLFS_DISABLE_IO_URING
 
 #include <llfs/ioring.hpp>
 #include <llfs/log_device_runtime_options.hpp>
@@ -27,7 +39,6 @@
 #include <llfs/storage_object_info.hpp>
 
 #include <batteries/async/task_scheduler.hpp>
-#include <batteries/shared_ptr.hpp>
 
 #include <boost/functional/hash.hpp>