Update makefile, package.json

Makefile

@@ -201,7 +201,7 @@ MXMAKE_FOLDER?=.mxmake
 # Sentinel files
 SENTINEL_FOLDER?=$(MXMAKE_FOLDER)/sentinels
 SENTINEL?=$(SENTINEL_FOLDER)/about.txt
-$(SENTINEL):
+$(SENTINEL): $(firstword $(MAKEFILE_LIST))
 	@mkdir -p $(SENTINEL_FOLDER)
 	@echo "Sentinels for the Makefile process." > $(SENTINEL)
 
@@ -309,26 +309,7 @@ DOCS_REQUIREMENTS+=sphinx_js
 # mxenv
 ##############################################################################
 
-# Check if given Python is installed
-ifeq (,$(shell which $(PRIMARY_PYTHON)))
-$(error "PYTHON=$(PRIMARY_PYTHON) not found in $(PATH)")
-endif
-
-# Check if given Python version is ok
-PYTHON_VERSION_OK=$(shell $(PRIMARY_PYTHON) -c "import sys; print((int(sys.version_info[0]), int(sys.version_info[1])) >= tuple(map(int, '$(PYTHON_MIN_VERSION)'.split('.'))))")
-ifeq ($(PYTHON_VERSION_OK),0)
-$(error "Need Python >= $(PYTHON_MIN_VERSION)")
-endif
-
-# Check if venv folder is configured if venv is enabled
-ifeq ($(shell [[ "$(VENV_ENABLED)" == "true" && "$(VENV_FOLDER)" == "" ]] && echo "true"),"true")
-$(error "VENV_FOLDER must be configured if VENV_ENABLED is true")
-endif
-
-# Check if global python is used with uv (this is not supported by uv)
-ifeq ("$(VENV_ENABLED)$(PYTHON_PACKAGE_INSTALLER)","falseuv")
-$(error "Package installer uv does not work with a global Python interpreter.")
-endif
+export OS:=$(OS)
 
 # Determine the executable path
 ifeq ("$(VENV_ENABLED)", "true")
@@ -353,6 +334,12 @@ endif
 
 MXENV_TARGET:=$(SENTINEL_FOLDER)/mxenv.sentinel
 $(MXENV_TARGET): $(SENTINEL)
+	@$(PRIMARY_PYTHON) -c "import sys; vi = sys.version_info; sys.exit(1 if (int(vi[0]), int(vi[1])) >= tuple(map(int, '$(PYTHON_MIN_VERSION)'.split('.'))) else 0)" \
+		&& echo "Need Python >= $(PYTHON_MIN_VERSION)" && exit 1 || :
+	@[[ "$(VENV_ENABLED)" == "true" && "$(VENV_FOLDER)" == "" ]] \
+		&& echo "VENV_FOLDER must be configured if VENV_ENABLED is true" && exit 1 || :
+	@[[ "$(VENV_ENABLED)$(PYTHON_PACKAGE_INSTALLER)" == "falseuv" ]] \
+		&& echo "Package installer uv does not work with a global Python interpreter." && exit 1 || :
 ifeq ("$(VENV_ENABLED)", "true")
 ifeq ("$(VENV_CREATE)", "true")
 ifeq ("$(PYTHON_PACKAGE_INSTALLER)$(MXENV_UV_GLOBAL)","uvtrue")

package.json

@@ -6,8 +6,8 @@
     "main": "src/treibstoff.js",
     "devDependencies": {
         "@rollup/plugin-terser": "^0.4.4",
-        "@web/dev-server-import-maps": "^0.2.0",
-        "@web/test-runner": "^0.18.1",
+        "@web/dev-server-import-maps": "^0.2.1",
+        "@web/test-runner": "^0.18.2",
         "install": "^0.13.0",
         "jquery": "^4.0.0-beta",
         "jsdoc": "^3.6.11",