begin switch to WSTO architecture

src/main/java/de/pnreichmuth/timekeep_backend/entities/Station.java

@@ -5,12 +5,13 @@ import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import java.util.UUID;
 
 @Entity
 @Getter
-
+@NoArgsConstructor
 public class Station {
     @Id
     @GeneratedValue(strategy = GenerationType.AUTO)
@@ -19,4 +20,10 @@ public class Station {
     private String name;
     private String location;
     private String passwordHash;
+
+    public Station(String name, String location){
+        this.name = name;
+        this.location = location;
+        this.passwordHash = null;
+    }
 }