EnumMetadata +EntityType + ScenarioUnit +AmmunitionSpecId

- GetEnums() 新增 EntityType 枚举（模型管理 UI 区分 Drone/Platform/DetectionEquip）
- ScenarioUnit 新增 AmmunitionSpecId 字段（FK → AmmunitionSpec，前端弹药配置用）
- 对接文档同步更新
- 262 测试通过，Unity 编译通过

docs/对接文档_Unity前端.md

@@ -446,10 +446,9 @@ public ModelInfo Get(string id);
 
 ```csharp
 var enums = scenario.GetEnums();
-// enums.DroneTypes    → List<EnumItem> { Name="Rotor", ChineseName="旋翼", Value=0 }, ...
-// enums.EntityTypes, enums.PowerTypes, enums.PlatformTypes, enums.AerosolTypes,
-// enums.WeatherTypes, enums.WindDirections, enums.SceneTypes,
-// enums.FormationModes, enums.TriggerModes, enums.ReleaseModes, enums.EquipmentRoles
+// enums.DroneType, enums.PowerType, enums.PlatformType, enums.AerosolType,
+// enums.WeatherType, enums.WindDirection, enums.SceneType, enums.FormationMode,
+// enums.TriggerMode, enums.ReleaseMode, enums.EquipmentRole, enums.EntityType
 ```
 
 | 枚举 | 成员 = 值 | 中文 |
@@ -465,6 +464,7 @@ var enums = scenario.GetEnums();
 | **TriggerMode** | Time=0, Area=1, Manual=2 | 时间触发/区域触发/手动触发 |
 | **ReleaseMode** | Single=0, Continuous=1, Pulse=2 | 单次齐射/连续释放/脉冲释放 |
 | **EquipmentRole** | Detection=0, LaunchPlatform=1 | 探测设备/发射平台 |
+| **EntityType** | Drone=0, Platform=1, DetectionEquip=2, Cloud=3, Munition=4 | 无人机/发射平台/探测设备/云团/弹药 |
 
 ### 6.2 无官方翻译的枚举（前端需自行映射中文）
 
@@ -473,7 +473,6 @@ var enums = scenario.GetEnums();
 | **SimulationState** | `Simulation` | Idle=0, Running=1, Paused=2, Stopped=3, Completed=4 | 空闲/运行/暂停/停止/完成 |
 | **DroneStatus** | `Simulation` | Flying=0, Destroyed=1, ReachedTarget=2, ZoneIntruded=3 | 飞行中/已摧毁/到达目标/侵入管控区 |
 | **PlatformState** | `Simulation` | Idle=0, FlyingToTarget=1, ReadyToRelease=2 | 空闲/飞向目标/准备投放 |
-| **EntityType** | `Models` | Drone=0, Platform=1, DetectionEquip=2, Cloud=3, Munition=4 | 无人机/平台/探测设备/云团/弹药 |
 | **SimEventType** | `Models` | TargetDetected=0, MunitionLaunched=1, CloudGenerated=2, DroneEnteredCloud=3, DroneDestroyed=4, DroneReachedTarget=5, ZoneIntruded=6, WaypointReached=7, SimulationEnd=8, PlanningFailed=9 | 目标发现/弹药发射/云团生成/进入云团/摧毁/到达目标/侵入管控区/到达航点/仿真结束/规划失败 |
 | **InterceptResult** | `Models` | Success=0, Partial=1, Failed=2 | 成功拦截/部分拦截/拦截失败 |
 | **DamageStage** | `Models` | Normal=0, EngineAnomaly=1, AttitudeLoss=2, Destroyed=3 | 正常/引擎异常/姿态丧失/摧毁 |
@@ -568,6 +567,7 @@ public class EnumMetadata
     public List<EnumItem> TriggerMode { get; set; }
     public List<EnumItem> ReleaseMode { get; set; }
     public List<EnumItem> EquipmentRole { get; set; }
+    public List<EnumItem> EntityType { get; set; }
 }
 ```
 
@@ -685,6 +685,7 @@ ScenarioConfig
 | `Quantity` | int | 1 | 数量 |
 | `PositionX/Y/Z` | double | 0 | 部署位置（Y=高度，米） |
 | `AerosolType` | int? | null | 挂载弹药类型（0/1/2） |
+| `AmmunitionSpecId` | string | "" | FK → AmmunitionSpec（挂载的弹药规格，前端配置用） |
 | `MunitionCount` | int? | null | 弹药数量 |
 | `WaveId` | string | "" | 关联批次 |
 | `Description` | string | "" | 备注 |

src/CounterDrone.Core/Models/ScenarioUnit.cs

@@ -34,6 +34,9 @@ namespace CounterDrone.Core.Models
 
         public int? AerosolType { get; set; }
 
+        /// <summary>外键 → AmmunitionSpec（挂载的弹药规格，前端配置用）</summary>
+        public string AmmunitionSpecId { get; set; } = string.Empty;
+
         public int? MunitionCount { get; set; }
 
         public int Source { get; set; } = (int)ConfigSource.Manual;

src/CounterDrone.Core/Services/EnumMetadata.cs

@@ -14,7 +14,6 @@ namespace CounterDrone.Core.Services
     public class EnumMetadata
     {
         public List<EnumItem> DroneType { get; set; } = new();
-        public List<EnumItem> EntityType { get; set; } = new();
         public List<EnumItem> PowerType { get; set; } = new();
         public List<EnumItem> PlatformType { get; set; } = new();
         public List<EnumItem> AerosolType { get; set; } = new();
@@ -25,5 +24,6 @@ namespace CounterDrone.Core.Services
         public List<EnumItem> TriggerMode { get; set; } = new();
         public List<EnumItem> ReleaseMode { get; set; } = new();
         public List<EnumItem> EquipmentRole { get; set; } = new();
+        public List<EnumItem> EntityType { get; set; } = new();
     }
 }

src/CounterDrone.Core/Services/ScenarioService.cs

@@ -235,7 +235,6 @@ namespace CounterDrone.Core.Services
             return new EnumMetadata
             {
                 DroneType = EnumToList<Models.DroneType>(TranslateDrone),
-                EntityType = EnumToList<Models.EntityType>(TranslateEntityType),
                 PowerType = EnumToList<Models.PowerType>(TranslatePower),
                 PlatformType = EnumToList<Models.PlatformType>(TranslatePlatform),
                 AerosolType = EnumToList<Models.AerosolType>(TranslateAerosol),
@@ -246,6 +245,7 @@ namespace CounterDrone.Core.Services
                 TriggerMode = EnumToList<Models.TriggerMode>(TranslateTrigger),
                 ReleaseMode = EnumToList<Models.ReleaseMode>(TranslateRelease),
                 EquipmentRole = EnumToList<Models.EquipmentRole>(TranslateEquipmentRole),
+                EntityType = EnumToList<Models.EntityType>(TranslateEntityType),
             };
         }