fix: stopping dev environment

dev.sh

@@ -1,9 +1,23 @@
 #!/bin/bash
 
+trap ctrl_c INT
+
+function ctrl_c() {
+	stop
+	exit 0
+}
+
+function stop() {
+	kill %2
+	kill %1
+	./gradlew --stop
+
+	wait
+}
+
 ./gradlew classes --continuous &
 ./gradlew bootRun &
 
 npm run watch
 
-kill %2
-kill %1
+stop