Adapt for Conan 2

Summary

Moving cpplib to Conan 2 required quite a lot of changes, mostly to conanfile.py and CMakeLists.txt. This is also reflected in some changes in the integration tests.

Focus

...

Test Environment

Regular

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.docker/Dockerfile

@@ -5,9 +5,8 @@ COPY .docker/wait-for-it.sh /wait-for-it.sh
 
 # build and install caosdb-cpplib
 WORKDIR /libcaosdb/
-RUN mkdir build
-WORKDIR /libcaosdb/build
-RUN conan create -s "compiler.libcxx=libstdc++11" -o caosdb:build_acm=True .. "caosdb/$(conan inspect --raw version ..)@_/_"
+RUN conan profile detect -f
+RUN make conan
 
 COPY . /caosdb-cppinttest
 WORKDIR /caosdb-cppinttest
@@ -17,10 +16,7 @@ COPY .docker/caosdb-client.json /caosdb-client.json
 
 # Build and run tests.
 # If no other command is given to the Docker image
-CMD mkdir build && \
-    cd build && \
-    conan install .. -s "compiler.libcxx=libstdc++11" && \
-    cmake .. && \
-    cmake --build . && \
+CMD make build-release &&\
+    cd build/Release &&\
     /wait-for-it.sh caosdb-server:10443 -t 500 -- \
     ctest -V