transfusion: modernize protobuf consumption

Author: AshFungor

src/artery/transfusion/CMakeLists.txt

@@ -1,11 +1,16 @@
-protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS TransfusionMsg.proto)
-
 add_artery_feature(
     transfusion
     TransfusionLoopback.cc
     TransfusionService.cc
-    ${PROTO_SRCS} ${PROTO_HDRS}
 )
 
-target_include_directories(transfusion PRIVATE ${PROTOBUF_INCLUDE_DIRS} ${CMAKE_CURRENT_BINARY_DIR})
-target_link_libraries(transfusion PRIVATE ${PROTOBUF_LIBRARIES})
+target_link_libraries(transfusion PRIVATE protobuf::libprotobuf)
+
+protobuf_generate(
+    TARGET transfusion
+    LANGUAGE cpp
+    PROTOS ${CMAKE_CURRENT_SOURCE_DIR}/TransfusionMsg.proto
+    PROTOC_OUT_DIR ${CMAKE_CURRENT_BINARY_DIR}
+)
+
+target_include_directories(transfusion PRIVATE $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>)