PKGBUILDs: Add Makefile

This Makefile automates the process of creating and installing the RPM
package. It hasn't been tested yet, so I may need to fix it later.

.PKGBUILDs/Makefile

@@ -0,0 +1,18 @@
+muya.rpm: muya.spec
+	@sudo dnf install -y fedpkg
+	@rm -rfv noarch
+	@fedpkg --release f29 local
+	@mv noarch/*.rpm muya.rpm
+	@rmdir noarch
+
+.PHONY: install-muya
+install-muya:
+	@sudo dnf install muya.rpm
+
+.PHONY: clean
+clean:
+	@rm -fv **/*.pkg.tar.xz
+	@rm -fv **/*.xpi
+	@rm -fv **/*.tar.gz
+	@rm -fv **/*.tar.bz2
+	@rm -fv **/*.vim