Implement basic qr code generator

Makefile

@@ -0,0 +1,25 @@
+BUILD=build
+OUT=qrgen
+
+CXXFLAGS=-O3 -std=c++20 -Wall -Wextra
+LDFLAGS=
+
+SRCS=$(wildcard *.cpp)
+OBJS=$(addprefix $(BUILD)/,$(addsuffix .o,$(SRCS)))
+
+.PHONY: all run clean
+
+all: $(OUT)
+
+run: $(OUT)
+	@./$(OUT)
+
+clean:
+	rm -rf $(BUILD) $(OUT)
+
+$(OUT): $(OBJS)
+	$(CXX) $(LDFLAGS) $(OBJS) -o $@ 
+
+$(BUILD)/%.cpp.o: %.cpp Makefile
+	@mkdir -p $(@D)
+	$(CXX) $(CXXFLAGS) -MMD -MP -c $< -o $@