Add "make run"

To run the app during development, add a recipe "run" to the Makefile.

Makefile

@@ -1,4 +1,4 @@
-.PHONY: default release clean build-app build-server dist dist-zip sums test
+.PHONY: default release clean build build-app build-server run dist dist-zip sums test
 
 GRADLE ?= ./gradlew
 
@@ -25,7 +25,12 @@ build-app:
 build-server:
 	$(GRADLE) assembleRelease
 
-dist: build-server build-app
+build: build-app build-server
+
+run:
+	SCRCPY_SERVER_JAR=server/build/outputs/apk/release/server-release-unsigned.apk $(APP_BUILD_DIR)/scrcpy $(ARGS)
+
+dist: build
 	mkdir -p "$(DIST)/$(TARGET_DIR)"
 	# no need to sign the APK, we dont "install" it, this is in fact a simple jar
 	cp server/build/outputs/apk/release/server-release-unsigned.apk "$(DIST)/$(TARGET_DIR)/scrcpy-server.jar"

README.md

@@ -83,7 +83,7 @@ from the `PATH`:
     export PATH="$JAVA_HOME/bin:$PATH"
 
 
-### Generate
+### Build
 
 Make sure your `ANDROID_HOME` variable is set to your Android SDK directory:
 
@@ -91,9 +91,17 @@ Make sure your `ANDROID_HOME` variable is set to your Android SDK directory:
 
 From the project root directory, execute:
 
-    make release
+    make build
 
-This will generate the application in `dist/scrcpy/`.
+To run the build:
+
+    make run
+
+It is also pass arguments to `scrcpy` via `make`:
+
+    make run ARGS="-p 1234"
+
+The purpose of this command is to execute `scrcpy` during the development.
 
 
 ### Test
@@ -107,6 +115,15 @@ The server-side tests require JUnit 4:
     sudo apt install junit4
 
 
+### Generate a release
+
+From the project root directory, execute:
+
+    make release
+
+This will generate the application in `dist/scrcpy/`.
+
+
 ## Run
 
 Plug a device, and from `dist/scrcpy/`, execute:
@@ -120,3 +137,5 @@ If several devices are listed in `adb devices`, you must specify the _serial_:
 To change the default port (useful to launch several `scrcpy` simultaneously):
 
     ./scrcpy -p 1234
+
+Other options are available, check `scrcpy --help`.