Add makefile with install and uninstall script

makefile

@@ -0,0 +1,25 @@
+DESTDIR ?= /
+PREFIX ?= /usr
+BINDIR ?= $(PREFIX)/bin
+LICENSEDIR ?= $(PREFIX)/share/licenses/ufetch
+DISTRO ?= $(shell [ -f /etc/os-release ] && . /etc/os-release && echo $$ID || echo unknown)
+DISTRO_FILE = ufetch-$(DISTRO)
+
+install:
+	@if [ -f "$(DISTRO_FILE)" ]; then \
+		echo "Installing $(DISTRO_FILE)..."; \
+		install -Dm755 "$(DISTRO_FILE)" "$(DESTDIR)$(BINDIR)/ufetch"; \
+		install -Dm644 LICENSE "$(DESTDIR)$(LICENSEDIR)/LICENSE"; \
+	else \
+		echo "Error: $(DISTRO_FILE) not found!"; \
+		echo "Please provide the correct DISTRO=your_distro option, or add the file for $(DISTRO)"; \
+		exit 1; \
+	fi
+
+clean install: uninstall install
+
+uninstall:
+	rm -f "$(DESTDIR)$(BINDIR)/ufetch"
+	rm -rf "$(DESTDIR)$(LICENSEDIR)"
+
+.PHONY: install clean uninstall