refactor nix flake

.github/workflows/run_tests.yml

@@ -58,23 +58,3 @@ jobs:
             max-jobs = 4
         run: |
           nix build -L .?submodules=1#checks.x86_64-linux.default
-          results_dir="./results"
-          mkdir -p "$results_dir"
-          cp -r ./result/* "$results_dir/all-checks"
-          rm -rf result
-      - name: Publish Test Results
-        uses: EnricoMi/publish-unit-test-result-action/linux@v2
-        with:
-          check_name: "Linux Test Results"
-          files: "results/**/*.xml"
-          comment_mode: ${{ github.event.pull_request.head.repo.fork && 'off' || 'always' }} # Don't create PR comment from fork runs
-          action_fail_on_inconclusive: true # fail, if no reports
-          action_fail: true
-      - name: 'Upload Artifacts'
-        uses: actions/upload-artifact@v4
-        with:
-          name: junit-test-results
-          path: "results/**/*.xml"
-          retention-days: 5
-          if-no-files-found: error
-          overwrite: true

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "cmake/modules"]
-	path = cmake/modules
-	url = https://github.com/BoostCMake/cmake_modules.git

CMakeLists.txt

@@ -1,14 +1,11 @@
 cmake_minimum_required(VERSION 3.21.4)
 
-list(APPEND CMAKE_MODULE_PATH
-     "${CMAKE_CURRENT_LIST_DIR}/cmake/modules/share/modules/cmake"
-)
-
 project(crypto3_blueprint VERSION 0.1.0 LANGUAGES C CXX)
 
 option(CMAKE_ENABLE_TESTS "Enable tests" FALSE) # used by CMTest module
 option(BUILD_EXAMPLES "Build examples" FALSE)
 
+find_package(CM)
 find_package(crypto3 REQUIRED)
 find_package(Boost REQUIRED COMPONENTS container random filesystem log log_setup program_options thread system)
 
@@ -48,12 +45,6 @@ include(CMakePackageConfigHelpers)
 set(CONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/crypto3_blueprint)
 set(PACKAGE_CONFIG_NAME crypto3_blueprint-config)
 
-configure_package_config_file(
-    cmake/Config.cmake.in
-    ${PACKAGE_CONFIG_NAME}.cmake
-    INSTALL_DESTINATION ${CONFIG_DIR}
-)
-
 write_basic_config_version_file(
     ${PACKAGE_CONFIG_NAME}-version.cmake
     VERSION ${crypto3_blueprint_VERSION}