diff --git a/Magefile.go b/Magefile.go
new file mode 100644
index 0000000..d12c64c
--- /dev/null
+++ b/Magefile.go
@@ -0,0 +1,91 @@
+//go:build mage
+// +build mage
+
+package main
+
+import (
+
+	// mage:import
+	. "magefile/docker"
+
+	//. "magefile/docker/lib"
+
+	"github.com/magefile/mage/mg"
+)
+
+var (
+	GolangVolume  = "golang.upstream"
+	MyGoImageName = "my/go"
+	GoPathVol     = "/gopath"
+	GoCacheVol    = "/gopath/gocache"
+	GoPathMount   = "-v " + GoPathVol + ":/gopath:rw"
+	GoCacheMount  = "-v " + GoCacheVol + ":/home/user/.cache/go-build:rw"
+	GolangMount   = "-v " + GolangVolume + ":/usr/local/go:ro"
+	GoAll         = GolangMount + ` \
+		` + GoPathMount + ` \
+		` + GoCacheMount + ` \
+		-e GOPATH=/gopath`
+)
+
+func init() {
+	AppName = "app"
+	ImageName = "my/qtbase.dev"
+	NetName = "none"
+
+	BuildFn = build
+}
+
+func Test() {
+	mg.Deps(TestLib)
+}
+func TestLib() error {
+	return Bash(`sudo docker run -ti --rm \
+		-h host \
+		--name=` + AppName + `.test.lib \
+		--net=` + NetName + ` \
+		-v /etc/localtime:/etc/localtime:ro \
+		\
+		` + GoAll + ` \
+		\
+		-v ${PWD}:/app \
+		\
+		-w /app/lib \
+		\
+		` + MyGoImageName + " " +
+		`test -gcflags=-l`)
+}
+
+func ArduinoListCores() {
+	Bash(`arduino-cli core list`)
+}
+
+func build() {
+	Generate()
+	BuildOnly()
+}
+func WatchAndGenerate() {
+	Bash(`reflex -g 'pkg/app/main.go' \
+			-- sh -c 'go-tr pkg/app/main.go \
+					| uncrustify -q -l CPP > main.go.h' \
+	`)
+}
+
+func Generate() {
+	Bash(` \
+			( : \
+			&& go-tr pkg/app/main.go \
+			) | uncrustify -q -l CPP > main.go.h \
+			&& cat main.go.h \
+			&& echo \
+			&& echo --------------------------------------- \
+			&& echo \
+			`)
+}
+
+func BuildOnly() {
+	Bash(`arduino-cli compile --fqbn esp32:esp32:esp32 .`)
+}
+
+func Upload() {
+	Bash(`arduino-cli upload -p /dev/ttyUSB0 --fqbn esp32:esp32:esp32 .`)
+}