I presume this uses docker during LF CI

$ docker build -tag ricxfcpp xapp-frame-cpp/

....

g++ -g -ftest-coverage -fprofile-arcs -I ../src/xapp -I ../src/alarm -I ../src/messaging -I ../src/config -I ../ext/jsmn -I ../src/json -I ../src/metrics unit_test.cpp -o unit_test -L../.build -lricxfcpp rmr_em.o -lrmr_si -lpthread
/usr/bin/ld: cannot find -lricxfcpp
collect2: error: ld returned 1 exit status
Makefile:18: recipe for target 'unit_test' failed