cmake: Add config/bitcoin-config.h support

CMakeLists.txt

@@ -74,6 +74,16 @@ target_link_libraries(core_interface INTERFACE
   $<$<CONFIG:Debug>:core_interface_debug>
 )
 
+# TODO: The `CMAKE_SKIP_BUILD_RPATH` variable setting can be deleted
+#       in the future after reordering Guix script commands to
+#       perform binary checks after the installation step.
+# Relevant discussions:
+# - https://github.com/hebasto/bitcoin/pull/236#issuecomment-2183120953
+# - https://github.com/bitcoin/bitcoin/pull/30312#issuecomment-2191235833
+set(CMAKE_SKIP_BUILD_RPATH TRUE)
+set(CMAKE_SKIP_INSTALL_RPATH TRUE)
+add_subdirectory(src)
+
 message("\n")
 message("Configure summary")
 message("=================")