clean up some make targets

Makefile

@@ -45,7 +45,6 @@ clean:
 PLUGIN_TEST_SUPPORT_DIR ?= $(ARDUINO_DIRECTORIES_USER)/hardware/keyboardio/build-tools/
 PLUGIN_TEST_BIN_DIR ?= $(PLUGIN_TEST_SUPPORT_DIR)/../toolchain/$(shell gcc --print-multiarch)/bin
 
-
 prepare-virtual:
 	$(MAKE) -C $(ARDUINO_DIRECTORIES_USER)/hardware/keyboardio prepare-virtual
 

etc/sketch-arduino-cli.mk

@@ -133,6 +133,9 @@ $(SKETCH_FILE_PATH):
 	@echo "Sketch is $(SKETCH_FILE_PATH)"
 
 
+.PHONY: compile configure-arduino-cli install-arduino-core-kaleidoscope install-arduino-core-avr 
+.PHONY: disassemble decompile size-map flash clean
+
 .DEFAULT_GOAL := compile
 
 all: 
@@ -155,17 +158,19 @@ install-arduino-core-avr:
 decompile: disassemble
 	@: ## Do not remove this line, otherwise `make all` will trigger the `%` rule too.
 
-disassemble: compile
+disassemble: ${ELF_FILE_PATH}
 	${AVR_OBJDUMP} -C -d "${ELF_FILE_PATH}"
 
-size-map: compile
+size-map: ${ELF_FILE_PATH}
 	${AVR_NM} --size-sort -C -r -l -t decimal "${ELF_FILE_PATH}"
 
-flash: compile
+flash: ${HEX_FILE_PATH}
 
+${ELF_FILE_PATH}: compile
+${HEX_FILE_PATH}: compile
 	
 
-hex-with-bootloader:
+hex-with-bootloader: ${HEX_FILE_PATH}  
 	awk '/^:00000001FF/ == 0' "${HEX_FILE_PATH}" >"${HEX_FILE_WITH_BOOTLOADER_PATH}"
 	@echo "Using ${BOOTLOADER_PATH}"
 	cat "${BOOTLOADER_PATH}" >>"${HEX_FILE_WITH_BOOTLOADER_PATH}"