fixed CI

.github/workflows/CI_build.yml

@@ -8,8 +8,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          submodules: 'recursive'
 
       - name: Build CI
         run: |

.github/workflows/CI_build_macos.yml

@@ -8,8 +8,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          submodules: 'recursive'
 
       - name: Build CI
         run: |

.github/workflows/CI_build_windows.yml

@@ -8,8 +8,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          submodules: 'recursive'
 
       - name: Build CI
         run: |

Makefile

@@ -65,10 +65,13 @@ all : check_tools bootloaders
 
 # Check if tools are installed
 check_tools:
-	@if [ ! -f $(CC) ]; then \
-		echo "Error: please install tools first."; \
-		exit 1; \
-	fi
+ifeq ($(OS),Windows_NT)
+	@if not exist "$(CC).exe" ( \
+		echo Error: please install tools first with target arm_sdk_install. & exit /B 1 \
+	)
+else
+	@$(SHELL) -c 'command -v $(CC) >/dev/null 2>&1 || { echo "Error: please install tools first with target arm_sdk_install."; exit 1; }'
+endif
 
 clean :
 	@echo Removing $(OBJ) directory
@@ -142,6 +145,9 @@ $(foreach BUILD,$(MCU_BUILDS),$(foreach PIN,$(BOOTLOADER_PINS),$(eval $(call CRE
 
 bootloaders: $(ALL_BUILDS)
 
+# include the targets for installing tools
+include $(ROOT)/make/tools_install.mk
+
 # useful target to list all of the board targets so you can see what
 # make target to use for your board
 targets: