Add dependencies to Spot C++ SDK debians (#5)

Signed-off-by: Michel Hidalgo <mhidalgo@theaiinstitute.com>

Author: mhidalgo-rai

.devcontainer/Dockerfile.amd64

@@ -5,6 +5,7 @@ RUN apt-get update --fix-missing \
 	build-essential \
 	ca-certificates \
 	cmake \
+	file \
 	git \
 	libcli11-dev \
 	libeigen3-dev \

.devcontainer/Dockerfile.arm64

@@ -5,6 +5,7 @@ RUN apt-get update --fix-missing \
 	build-essential \
 	ca-certificates \
 	cmake \
+	file \
 	git \
 	libcli11-dev \
 	libeigen3-dev \

cpp/CMakeLists.txt

@@ -320,6 +320,8 @@ if (UNIX)
   set(CPACK_GENERATOR "DEB")
   set(CPACK_PACKAGE_NAME "spot-cpp-sdk")
   set(CPACK_DEBIAN_FILE_NAME DEB-DEFAULT)
+  set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)
+  set(CPACK_DEBIAN_PACKAGE_DEPENDS "libcli11-dev (>=2.1.2)")  # libcli11-dev is header-only, thus it has to be listed explicitly
   set(CPACK_DEBIAN_PACKAGE_MAINTAINER "Boston Dynamics SDK Publisher <bd-sdk-publisher@bostondynamics.com>")
   set(CPACK_PACKAGE_VENDOR "Boston Dynamics")
   set(CPACK_PACKAGE_VERSION ${PROJECT_VERSION})