idf_component_register(SRCS "main.c" "uart_handler.c" "communication_handler.c" "client_handler.c" "message_parser.c" "message_builder.c" "message_handler.c" "ota_update.c"
                       INCLUDE_DIRS ".")

# Get the short Git commit hash of the current HEAD.
# If not in a Git repository or git command fails, it will default to "N/A".
execute_process(
    COMMAND git rev-parse --short HEAD
    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
    OUTPUT_VARIABLE GIT_COMMIT_HASH_SHORT
    OUTPUT_STRIP_TRAILING_WHITESPACE
    RESULT_VARIABLE GIT_HASH_RESULT
)
# Fallback if git is not available or not in a git repo
if(GIT_HASH_RESULT_CODE)
    set(GIT_COMMIT_HASH_SHORT "N/A")
endif()

# Add the Git hash as a preprocessor definition to your component.
# This makes BUILD_GIT_HASH available in your C/C++ source files.
target_compile_definitions(${COMPONENT_LIB} PRIVATE
    BUILD_GIT_HASH="${GIT_COMMIT_HASH_SHORT}"
)