added makefile

Makefile

@@ -0,0 +1,20 @@
+BIN_NAME := Haxe.lua
+MINIFYD_NAME := Haxe.min.lua
+BUILD_DIR := build
+
+BIN_PATH := $(BUILD_DIR)/$(BIN_NAME)
+MIN_PATH := $(BUILD_DIR)/$(MINIFYD_NAME)
+
+all: clean $(MIN_PATH)
+
+$(BIN_PATH): $(shell find src -name '*.hx')
+	haxe build.hxml --lua $@
+
+$(MIN_PATH): $(BIN_PATH)
+	node minify.js $@
+
+deps: package.json build.hxml
+	haxelib install all --always && yarn install
+
+clean:
+	rm -rf $(BUILD_DIR)