Add Makefile for creating release builds

Author: robbertkl

.gitignore

@@ -17,3 +17,7 @@ xcuserdata
 profile
 *.moved-aside
 DerivedData/
+
+# Makefile products
+Resolution Menu.app
+Resolution Menu.zip

Makefile

@@ -0,0 +1,35 @@
+PRODUCT=$(shell ls -d *.xcodeproj | head -n 1 | sed 's/.xcodeproj$$//' | sed 's/ /\\ /g')
+PROJECT=$(PRODUCT).xcodeproj
+INTERMEDIATE=build/Release/$(APP)
+APP=$(PRODUCT).app
+ZIP=$(PRODUCT).zip
+
+.PHONY: all
+all: $(APP)
+
+.PHONY: dist
+dist: $(ZIP)
+
+$(APP): $(INTERMEDIATE)
+	rm -Rf $(APP)
+	cp -R build/Release/$(APP) ./
+
+$(INTERMEDIATE): xcodebuild
+	@true
+
+.PHONY: xcodebuild
+xcodebuild:
+	xcodebuild -project $(PROJECT) -target $(PRODUCT) -configuration Release
+
+$(ZIP): $(APP)
+	rm -f $(ZIP)
+	zip -r $(ZIP) $(APP)
+
+.PHONY: clean
+clean:
+	rm -Rf build/
+
+.PHONY: distclean
+distclean: clean
+	rm -Rf $(APP)
+	rm -f $(ZIP)

README.md

@@ -26,9 +26,9 @@ Then, for the change to take effect, either log out and back in or restart your
 
 ## Installation
 
-Just fetch a DMG from the [release section](https://github.com/robbertkl/ResolutionMenu/releases) section and drag the application bundle to your Applications folder.
+Just fetch the latest ZIP from the [release section](https://github.com/robbertkl/ResolutionMenu/releases) section and put the extracted app into your Applications folder.
 
-You might need to disable OS X Gatekeeper first: System Preferences > Security & Privacy > General tab > Allow apps downloaded from: Anywhere.
+You might need to disable OS X Gatekeeper to run it: *System Preferences* > *Security & Privacy* > *General* tab > *Allow apps downloaded from: Anywhere*.
 
 ## Authors