Fix image in docker-compose and fix nullpointer exception when getting TaskSchedules

backend/src/main/java/core/entities/timemanager/Task.java

@@ -49,7 +49,6 @@ public class Task {
         this.eta = taskFieldInfo.getEta();
         this.finished = false;
         this.finishable = taskFieldInfo.isFinishable();
-        System.err.println(this.finishable);
     }
 
     public long getTaskID() {
@@ -125,6 +124,9 @@ public class Task {
     }
 
     public List<AbstractSchedule> getBasicTaskSchedules() {
+        if(basicTaskSchedules == null) {
+            return new ArrayList<>();
+        }
         return basicTaskSchedules;
     }
 

docker-compose.yml

@@ -10,9 +10,10 @@ services:
     ports:
       - "3306:3306"
   backend:
-    build:
+    #build:
-      context: ./backend
+      #context: ./backend
-      dockerfile: Dockerfile 
+      #dockerfile: Dockerfile 
+    image: git.fawkes100.de/sebastian/timemanager/timemanager-backend:latest 
     links:
       - "db:app_db"
     environment:
@@ -27,9 +28,10 @@ services:
       - /etc/localtime:/etc/localtime:ro
       - /etc/timezone:/etc/timezone:ro
   frontend:
-    build:
+    #build:
-      context: ./frontend
+      #context: ./frontend
-      dockerfile: Dockerfile 
+      #dockerfile: Dockerfile 
+    image: git.fawkes100.de/sebastian/timemanager/timemanager-frontend:latest 
     restart: always
     links:
       - backend:backend