Add make targets to install and run release builds.
diff --git a/Makefile b/Makefile
index f82301a..9f54f4e 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,8 @@
 	./gradlew --warning-mode=all assembleRelease bundleRelease
 install:
 	./gradlew --warning-mode=all installDebug
+install-release:
+	./gradlew --warning-mode=all installRelease
 lint:
 	./gradlew --warning-mode=all lint
 archive:
@@ -17,6 +19,8 @@
 
 run: install
 	adb shell am start -n com.artifex.mupdf.viewer.app/.LibraryActivity
+run-release: install-release
+	adb shell am start -n com.artifex.mupdf.viewer.app/.LibraryActivity
 
 tarball: release
 	cp app/build/outputs/apk/release/app-universal-release.apk \