fix(desktop): 修复 HUD 缺字并统一轻量面板与情境提示

字符表扩充至 197 字（补 间/门/谈/体/屋/返/×/，/：等全部 UI 用字），用 Noto Sans CJK 重新生成图集并逐字校验；新增字符表覆盖全部 UI 文案、瞬态状态 2.5 秒过期、对话完成后回到轻量面板等回归测试；户外与室内统一左下角轻量 HUD，互动日志改为短暂反馈；样例脚本保留 E 交谈 提示与对话菜单停留帧。

2 files changed, 100 insertions, 6 deletions

diff --git a/src/LivingVillage.Desktop.Tests/DesktopTests.fs b/src/LivingVillage.Desktop.Tests/DesktopTests.fs
index 667ab69..526d1af 100644
--- a/src/LivingVillage.Desktop.Tests/DesktopTests.fs
+++ b/src/LivingVillage.Desktop.Tests/DesktopTests.fs
@@ -53,6 +53,23 @@ type DesktopTests () =
         Assert.IsTrue(observationView.Observations |> List.exists (fun observation -> observation.Id = NpcId 0))
 
     [<TestMethod>]
+    member _.DialogueAndOverlayViewsRejectWorldCommandsUntilClosed () =
+        let world = Sim.initialWorldN 42UL 4 |> Harness.atNpc 0
+        let openedWorld, dialogueView = M5Interaction.apply Interact world M5Interaction.initial
+        let _, afterObserve = M5Interaction.apply Observe openedWorld dialogueView
+        let _, afterNeeds = M5Interaction.apply ToggleNeeds openedWorld dialogueView
+        let _, afterChronicle = M5Interaction.apply ShowChronicle openedWorld dialogueView
+        let _, needsView = M5Interaction.apply ToggleNeeds world M5Interaction.initial
+        let _, interactionAttempt = M5Interaction.apply Interact world needsView
+        let _, closedView = M5Interaction.apply ClosePanel world dialogueView
+
+        Assert.AreEqual<M5View>(dialogueView, afterObserve)
+        Assert.AreEqual<M5View>(dialogueView, afterNeeds)
+        Assert.AreEqual<M5View>(dialogueView, afterChronicle)
+        Assert.AreEqual<M5Panel>(NeedsPanel, interactionAttempt.Panel)
+        Assert.AreEqual<M5Panel>(WorldPanel, closedView.Panel)
+
+    [<TestMethod>]
     member _.HeadlessSmokeProvesTheThreeHopCausalChain () =
         let result = Program.M5Smoke.run ()
 
diff --git a/src/LivingVillage.Desktop.Tests/PrototypeTests.fs b/src/LivingVillage.Desktop.Tests/PrototypeTests.fs
index c5b127f..a403223 100644
--- a/src/LivingVillage.Desktop.Tests/PrototypeTests.fs
+++ b/src/LivingVillage.Desktop.Tests/PrototypeTests.fs
@@ -148,7 +148,7 @@ type PrototypeTests () =
                 Avatar = { world.Avatar with Pos = world.Npcs.[0].Pos } }
         let openedWorld, opened = M5Interaction.apply Interact nearby M5Interaction.initial
         let title = M5Interaction.titleText opened
-        let needsWorld, needsView = M5Interaction.apply ToggleNeeds openedWorld opened
+        let needsWorld, needsView = M5Interaction.apply ToggleNeeds openedWorld M5Interaction.initial
         let needsText = String.concat "|" (M5Interaction.panelLines needsWorld needsView)
         let _, chronicleView = M5Interaction.apply ShowChronicle nearby M5Interaction.initial
         let chronicleText = String.concat "|" (M5Interaction.panelLines nearby chronicleView)
@@ -387,26 +387,103 @@ type PrototypeTests () =
 
     [<TestMethod>]
     member _.WorldPanelDoesNotRenderA永久KeyList () =
-        let lines = M5Interaction.panelLines (Sim.initialWorldN 42UL 0) M5Interaction.initial
+        let world = Sim.initialWorldN 42UL 0
+        let lines = M5Interaction.panelLines world M5Interaction.initial
+        Assert.AreEqual<string list>([], lines)
         Assert.IsFalse(lines |> List.exists (fun line -> line = "Q 观察" || line = "TAB 需求" || line = "C 年鉴" || line = "L 关系"))
 
     [<TestMethod>]
+    member _.WorldPanelStatusIsTransientAndExpiresAfterTwoAndAHalfSeconds () =
+        let world = Sim.initialWorldN 42UL 0
+        let _, interacted = M5Interaction.apply ClosePanel world M5Interaction.initial
+        let stamped = { interacted with StatusTick = Some world.Tick }
+        Assert.AreEqual<string list>([ "E 进屋"; "面板已关闭" ], M5Interaction.panelLines world stamped)
+
+        let expired = { stamped with StatusTick = Some (world.Tick - M5Interaction.statusDisplayDurationTicks) }
+        Assert.AreEqual<string list>([ "E 进屋" ], M5Interaction.panelLines world expired)
+
+    [<TestMethod>]
+    member _.DialogueCompletionReturnsToTheLightweightWorldPanel () =
+        let world = Sim.initialWorldN 42UL 4 |> fun value -> { value with Avatar = { value.Avatar with Pos = value.Npcs.[0].Pos } }
+        let openedWorld, opened = M5Interaction.apply Interact world M5Interaction.initial
+        Assert.AreEqual<M5Panel>(DialoguePanel, opened.Panel)
+        Assert.IsTrue(opened.Menu.IsSome)
+
+        let nextWorld, view = M5Interaction.apply Intent1 openedWorld opened
+        Assert.AreEqual<M5Panel>(WorldPanel, view.Panel)
+        Assert.AreEqual<DialogueMenu option>(None, view.Menu)
+        Assert.AreEqual<int64 option>(Some nextWorld.Tick, view.StatusTick)
+        Assert.IsTrue(M5Interaction.statusText view |> fun text -> text.Contains("对话完成"))
+        Assert.IsTrue(M5Interaction.transientStatusLine nextWorld.Tick view |> Option.map (fun line -> line.Contains("对话完成")) |> Option.defaultValue false)
+
+    [<TestMethod>]
+    member _.InteractionRangeAndTargetSelectionStayDeterministicAtTheBoundary () =
+        let avatar : Vec2 =
+            { X = float32 (32 * Sim.tilePixels + Sim.tilePixels / 2)
+              Y = float32 (24 * Sim.tilePixels + Sim.tilePixels / 2) }
+        let baseWorld = Sim.initialWorldN 42UL 4
+
+        let withNpcPositions (positions: (int * Vec2) list) =
+            let npcs = Array.copy baseWorld.Npcs
+            for index in 0 .. npcs.Length - 1 do
+                npcs.[index] <- { npcs.[index] with Pos = ({ X = 2000.0f; Y = 1400.0f } : Vec2) }
+            for index, position in positions do
+                npcs.[index] <- { npcs.[index] with Pos = position }
+            { baseWorld with
+                Avatar = { baseWorld.Avatar with Pos = avatar }
+                Npcs = npcs }
+
+        let atBoundary = withNpcPositions [ 0, { X = avatar.X + Sim.chatRangePx; Y = avatar.Y } ]
+        let beyondBoundary = withNpcPositions [ 0, { X = avatar.X + Sim.chatRangePx + 0.1f; Y = avatar.Y } ]
+        let competing =
+            withNpcPositions
+                [ 0, { X = avatar.X + 72.0f; Y = avatar.Y }
+                  1, { X = avatar.X + 48.0f; Y = avatar.Y } ]
+        let switched =
+            { competing with
+                Avatar = { competing.Avatar with Pos = { X = avatar.X + 64.0f; Y = avatar.Y } } }
+
+        Assert.AreEqual<InteractionAction option>(Some(TalkTo(NpcId 0)), InteractionResolver.resolve atBoundary Outside |> Option.map (fun target -> target.Action))
+        Assert.AreEqual<InteractionAction option>(None, InteractionResolver.resolve beyondBoundary Outside |> Option.map (fun target -> target.Action))
+        Assert.AreEqual<InteractionAction option>(Some(TalkTo(NpcId 1)), InteractionResolver.resolve competing Outside |> Option.map (fun target -> target.Action))
+        Assert.AreEqual<InteractionAction option>(Some(TalkTo(NpcId 0)), InteractionResolver.resolve switched Outside |> Option.map (fun target -> target.Action))
+
+    [<TestMethod>]
     member _.CjkGlyphAtlasHasAStableCharacterTableAndGeometry () =
-        Assert.AreEqual<int>(188, characters.Length)
+        Assert.AreEqual<int>(197, characters.Length)
         CollectionAssert.AreEqual(characters, characters |> Array.sort)
         Assert.AreEqual<int>(characters.Length, characters |> Array.distinct |> Array.length)
         Assert.AreEqual<int>(16, columns)
         Assert.AreEqual<int>(24, cellPixels)
-        Assert.AreEqual<int>(12, rowCount)
+        Assert.AreEqual<int>(13, rowCount)
         Assert.AreEqual<int>(384, pixelWidth)
-        Assert.AreEqual<int>(288, pixelHeight)
+        Assert.AreEqual<int>(312, pixelHeight)
         Assert.AreEqual<string>("Assets/cjk-glyph-atlas.png", assetRelativePath)
         Assert.AreEqual<string>("Assets/cjk-glyphs.txt", manifestRelativePath)
 
     [<TestMethod>]
+    member _.RequiredUiLabelsAreFullyCoveredByTheGlyphTable () =
+        let labels = ChineseText.requiredUiLabels
+
+        Assert.IsTrue(labels |> List.forall PixelText.isRenderable)
+        Assert.IsTrue(labels |> List.contains "时间")
+        Assert.IsTrue(labels |> List.contains "E 出屋")
+        Assert.IsTrue(labels |> List.contains "E 进屋")
+        Assert.IsTrue(labels |> List.contains "E 交谈")
+        Assert.IsTrue(PixelText.isRenderable "时间 白天")
+        Assert.IsTrue(PixelText.isRenderable "2倍速")
+        Assert.IsTrue(PixelText.isRenderable "E 出门")
+        Assert.IsTrue(PixelText.isRenderable "E 交谈")
+        Assert.IsFalse(PixelText.isRenderable "龘")
+
+    [<TestMethod>]
     member _.CjkGlyphAtlasMatchesThePackagedManifestAndRejectsUnknownCharacters () =
-        Assert.IsTrue(ChineseText.requiredUiLabels |> List.forall (fun label -> label |> Seq.forall (fun character -> character = ' ' || not (Char.IsLetter character) || contains character)))
+        Assert.IsTrue(ChineseText.requiredUiLabels |> List.forall PixelText.isRenderable)
         Assert.IsTrue(contains '江')
+        Assert.IsTrue(contains '间')
+        Assert.IsTrue(contains '门')
+        Assert.IsTrue(contains '谈')
+        Assert.IsTrue(contains '体')
         Assert.IsTrue(contains '龘' |> not)
         Assert.AreEqual<int>(0, sourceRectangle '龘' |> Option.toList |> List.length)
         let manifestPath = runtimeManifestPath ()