build: add Makefile for compiling and cleaning the project

Author: facetint

ex03/Makefile

@@ -0,0 +1,24 @@
+NAME = Point
+
+CXX = c++
+CXXFLAGS = -Wall -Wextra -Werror -std=c++98
+RM = rm -rf
+
+SRCS = ./main.cpp ./Fixed.cpp
+
+OBJS = $(SRCS:.cpp=.o)
+
+all: $(NAME)
+
+$(NAME): $(OBJS)
+	$(CXX) $(CXXFLAGS) $(OBJS) -o $(NAME)
+
+clean:
+	$(RM) $(OBJS)
+
+fclean: clean
+	$(RM) $(NAME)
+
+re: fclean all
+
+.PHONY: all clean fclean re