feat(headless): hydrate isolated collision worlds

src/AcDream.App/Input/LocalPlayerRuntimeState.cs

@@ -69,28 +69,6 @@ internal sealed class LocalPlayerModeState : ILocalPlayerModeSource
     }
 }
 
-/// <summary>
-/// Session-scoped server-authoritative movement skills. Player-description
-/// delivery and player-mode construction share this owner so rebuilding the
-/// local physics controller cannot fall back to stale defaults.
-/// </summary>
-internal static class LocalPlayerSkillProjection
-{
-    public static bool ApplyTo(
-        AcDream.Runtime.Gameplay.RuntimeMovementSkillState skills,
-        PlayerMovementController? controller)
-    {
-        ArgumentNullException.ThrowIfNull(skills);
-        AcDream.Runtime.Gameplay.RuntimeMovementSkillSnapshot snapshot =
-            skills.Snapshot;
-        if (controller is null || !snapshot.IsComplete)
-            return false;
-
-        controller.SetCharacterSkills(snapshot.RunSkill, snapshot.JumpSkill);
-        return true;
-    }
-}
-
 internal interface IViewportAspectSource
 {
     float Aspect { get; }

src/AcDream.App/Input/PlayerModeController.cs

@@ -361,7 +361,9 @@ internal sealed class PlayerModeController :
                 exactMovement.CancelMoveTo(WeenieError.ActionCancelled);
             };
 
-            if (LocalPlayerSkillProjection.ApplyTo(_skills, controller))
+            if (RuntimeMovementSkillProjection.ApplyTo(
+                    _skills,
+                    controller))
             {
                 Console.WriteLine(
                     $"live: {loggingTag} — applied server skills "

src/AcDream.App/Net/LiveSessionRuntimeFactory.cs

@@ -277,7 +277,7 @@ internal sealed class LiveSessionRuntimeFactory
             ResolveSkillFormulaBonus: skillCreditResolver.Resolve,
             OnSkillsUpdated: (runSkill, jumpSkill) =>
             {
-                if (LocalPlayerSkillProjection.ApplyTo(
+                if (RuntimeMovementSkillProjection.ApplyTo(
                         _domain.Character.MovementSkills,
                         _player.Controller.Controller))
                 {

src/AcDream.App/Streaming/LandblockBuildFactory.cs

@@ -164,11 +164,19 @@ public sealed class LandblockBuildFactory
 
         // Task 8: merge stabs + scenery + interior into one entity list.
         var merged = new List<AcDream.Core.World.WorldEntity>(hydrated);
-        merged.AddRange(BuildSceneryEntitiesForStreaming(
-            baseLoaded,
-            lbX,
-            lbY,
-            request.Origin));
+        merged.AddRange(
+            _dumpSceneryZ
+                ? BuildSceneryEntitiesForStreaming(
+                    baseLoaded,
+                    lbX,
+                    lbY,
+                    request.Origin)
+                : LandblockPhysicsContentBuilder
+                    .HydrateProceduralScenery(
+                        _dats,
+                        baseLoaded,
+                        worldOffset,
+                        _heightTable));
         var envCellBuild = new AcDream.App.Rendering.Wb.EnvCellLandblockBuildBuilder(landblockId);
         merged.AddRange(BuildInteriorEntitiesForStreaming(
             landblockId,