feat: v1.5.0 + service actions + remove duplicate apk

- Services tab: start/stop/restart/reload via dialog
- Backend: POST /api/servers/:id/service-action
- Removed duplicate APK download from dashboard view
- Version bump to 1.5.0

android/app/build.gradle.kts

@@ -12,8 +12,8 @@ android {
         applicationId = "com.devlab.app"
         minSdk = 26
         targetSdk = 37
-        versionCode = 5
-        versionName = "1.4.0"
+        versionCode = 6
+        versionName = "1.5.0"
     }
 
     buildTypes {