chore: better Makefile

Makefile

@@ -1,6 +1,8 @@
 .PHONY: android desktop android-usb android-emulator
 
 ADB := $(shell command -v adb 2>/dev/null || echo "$(HOME)/Library/Android/sdk/platform-tools/adb")
+EMULATOR := $(shell command -v emulator 2>/dev/null || echo "$(HOME)/Library/Android/sdk/emulator/emulator")
+AVD := $(firstword $(shell $(EMULATOR) -list-avds 2>/dev/null))
 APK := composeApp/build/outputs/apk/debug/composeApp-debug.apk
 
 android:
@@ -13,4 +15,15 @@ android-usb: android
 	$(ADB) -d install -r $(APK)
 
 android-emulator: android
+	@if ! $(ADB) devices | grep -q '^emulator'; then \
+		echo "Aucun émulateur en cours — lancement de $(AVD)…"; \
+		$(EMULATOR) -avd $(AVD) -no-snapshot-load >/dev/null 2>&1 & \
+		echo "En attente du démarrage…"; \
+		$(ADB) -e wait-for-device; \
+		while [ "$$($(ADB) -e shell getprop sys.boot_completed 2>/dev/null | tr -d '\r')" != "1" ]; do \
+			sleep 2; \
+		done; \
+		echo "Émulateur prêt."; \
+	fi
 	$(ADB) -e install -r $(APK)
+	$(ADB) -e shell am start -n ch.parano.myicek/.MainActivity