Weiter an den Locations gearbeitet

src/main/java/de/oaa/xxx/location/entity/LocationAdminEntity.java

@@ -0,0 +1,31 @@
+package de.oaa.xxx.location.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.time.LocalDateTime;
+import java.util.UUID;
+
+@Getter
+@Setter
+@Entity
+@Table(name = "location_admin")
+public class LocationAdminEntity {
+
+    @Id
+    @Column
+    private UUID adminId;
+
+    @Column(nullable = false)
+    private UUID locationId;
+
+    @Column(nullable = false)
+    private UUID userId;
+
+    @Column(nullable = false)
+    private LocalDateTime addedAt;
+}

src/main/java/de/oaa/xxx/location/entity/LocationEntity.java

@@ -52,4 +52,8 @@ public class LocationEntity {
 
     @Column(nullable = false)
     private LocalDateTime createdAt;
+
+    /** Virtuelle Benutzer-ID für das Nachrichtensystem (einmalig generiert, unveränderlich) */
+    @Column(unique = true)
+    private UUID virtualUserId;
 }

src/main/java/de/oaa/xxx/location/entity/LocationInboxLockEntity.java

@@ -0,0 +1,35 @@
+package de.oaa.xxx.location.entity;
+
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.time.LocalDateTime;
+import java.util.UUID;
+
+@Getter
+@Setter
+@Entity
+@Table(name = "location_inbox_lock",
+       uniqueConstraints = @UniqueConstraint(columnNames = {"location_id", "visitor_id"}))
+public class LocationInboxLockEntity {
+
+    @Id
+    @Column
+    private UUID lockId;
+
+    @Column(name = "location_id", nullable = false)
+    private UUID locationId;
+
+    /** Die kontaktierende Person */
+    @Column(name = "visitor_id", nullable = false)
+    private UUID visitorId;
+
+    /** Der Admin/Inhaber, der gerade antwortet */
+    @Column(name = "locked_by_user_id", nullable = false)
+    private UUID lockedByUserId;
+
+    /** Letzte Aktivität des Lock-Inhabers (wird bei jeder Antwort erneuert) */
+    @Column(nullable = false)
+    private LocalDateTime lockedAt;
+}