CHG: Adapt CmakeLists.txt for Conan 2.0

- Remove references to CONAN_LIBS variables
- use find_package

CMakeLists.txt

@@ -28,20 +28,16 @@ set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
-
-# dependency management with conan
-include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
-conan_basic_setup()
-
-# fix grpc - remove unsecure (no-op ssl implementations)
-string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_LIBS_GRPC
-    "${CONAN_LIBS_GRPC}")
-string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_PKG_LIBS_GRPC
-    "${CONAN_PKG_LIBS_GRPC}")
-string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_LIBS
-    "${CONAN_LIBS}")
-string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_PKG_LIBS
-    "${CONAN_PKG_LIBS}")
+# # fix grpc - remove unsecure (no-op ssl implementations)
+# TODO: Find out if this is still necessary
+# string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_LIBS_GRPC
+#     "${CONAN_LIBS_GRPC}")
+# string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_PKG_LIBS_GRPC
+#     "${CONAN_PKG_LIBS_GRPC}")
+# string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_LIBS
+#     "${CONAN_LIBS}")
+# string(REGEX REPLACE "grpc\\+?\\+?_unsecure" "" CONAN_PKG_LIBS
+#     "${CONAN_PKG_LIBS}")
 
 
 set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})

conanfile.txt

 [requires]
 caosdb/[>=0.3.0-dev, include_prerelease=True]
+protobuf/3.21.12
+grpc/1.48.4
 
 [test_requires]
 gtest/1.11.0

test/CMakeLists.txt

@@ -86,8 +86,7 @@ if(LINTING)
     else()
         message(STATUS "clang-tidy: ${clang_tidy}")
         set(_CMAKE_CXX_CLANG_TIDY "${clang_tidy}"
-            "--header-filter=caosdb/.*[^\(\.pb\.h\)]$"
-            "--fix")
+            "--header-filter=caosdb/.*[^\(\.pb\.h\)]$")
         set(_CMAKE_CXX_CLANG_TIDY_CHECKS
           "--checks=*,-fuchsia-*,-llvmlibc-*,-cert-err58-cpp,-cppcoreguidelines-avoid-non-const-global-variables,-cppcoreguidelines-owning-memory,-modernize-use-trailing-return-type,-google-readability-avoid-underscore-in-googletest-name,-cppcoreguidelines-avoid-magic-numbers,-readability-magic-numbers,-cppcoreguidelines-avoid-goto,-hicpp-avoid-goto,-readability-function-cognitive-complexity,-cppcoreguidelines-pro-type-vararg,-cppcoreguidelines-non-private-member-variables-in-classes,-misc-non-private-member-variables-in-classes,-cppcoreguidelines-pro-type-vararg,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-hicpp-no-array-decay,-altera-*")
     endif()
@@ -103,22 +102,25 @@ endif()
 # add special cmake functions for gtest
 include(GoogleTest REQUIRED)
 
+find_package(caosdb)
+find_package(GTest)
+find_package(gRPC)
+find_package(protobuf)
+
 # loop over all test cases and add them to the test runner
 list(LENGTH test_cases len_test_cases)
 math(EXPR len_test_cases "${len_test_cases} - 1")
 foreach (i RANGE "${len_test_cases}")
     list(GET test_cases ${i} test_case_name)
     add_executable(${test_case_name} ${test_case_name}.cpp)
-    target_link_libraries(${test_case_name} PRIVATE ${CONAN_LIBS_CAOSDB}
-        ${CONAN_LIBS_GTEST} ${CONAN_LIBS_GRPC} ${CONAN_LIBS_ABSEIL}
-        ${CONAN_LIBS_OPENSSL} ${CONAN_LIBS_C-ARES} ${CONAN_LIBS_BZIP2}
-        ${CONAN_LIBS_PROTOBUF} ${CONAN_LIBS_ZLIB} ${CONAN_LIBS_RE2}
-        ${CONAN_LIBS_BOOST})
+    target_link_libraries(${test_case_name} PRIVATE
+        caosdb::caosdb gtest::gtest grpc::grpc protobuf::protobuf
+    )   
     if("${CMAKE_BUILD_TYPE}" MATCHES "Debug")
         target_link_libraries(${test_case_name} PRIVATE caosdb_grpc)
     endif()
     target_include_directories(${test_case_name}
-        PUBLIC ${CONAN_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR})
+        PUBLIC  ${CMAKE_CURRENT_SOURCE_DIR})
     if(LINTING)
         set_target_properties(${test_case_name}
             PROPERTIES