Map Updates

Assets/_Project/Scripts/Simulation/Building/StructureComponents.cs

@@ -17,6 +17,10 @@ namespace ProjectM.Simulation
         public const byte Harvester = 2;
         public const byte Fabricator = 3;
         public const byte Conveyor = 4;
+        // World-pass structural/cosmetic build-out (additive; these byte values keep PlacedStructure.Type's
+        // [GhostField] serializer identical — no re-bake of existing ghosts). Do NOT reuse 2-4 (M7 automation).
+        public const byte Wall = 5;
+        public const byte Pylon = 6;
     }
 
     /// <summary>

Assets/_Project/Scripts/Simulation/Economy/BlightClutter.cs

@@ -0,0 +1,33 @@
+using Unity.Entities;
+using Unity.NetCode;
+
+namespace ProjectM.Simulation
+{
+    /// <summary>
+    /// Destructible "Blight clutter" scattered across the expedition frontier — an ownerless INTERPOLATED ghost
+    /// (region-tagged Expedition; the <see cref="ResourceNode"/> sibling) that clients see and smash. The
+    /// server-only ResourceHarvestSystem sweeps projectiles against it UNIFIED with node harvesting (so an
+    /// overlapping projectile is consumed exactly once — two separate sweeps would double-DestroyEntity the
+    /// projectile and throw at ECB playback). Each hit deposits <see cref="ScrapPerHit"/> of
+    /// <see cref="ScrapResourceId"/> (a small trickle — "juice + minor scrap", no gating) into the GLOBAL
+    /// resource ledger and decrements <see cref="Remaining"/>; the clutter despawns at &lt;= 0.
+    /// <see cref="Remaining"/>/<see cref="Variant"/> are [GhostField] so clients can show depletion + pick a smash
+    /// visual; <see cref="ScrapResourceId"/>/<see cref="ScrapPerHit"/> are baked, server-only. Distinct from
+    /// <see cref="ResourceNode"/> so it carries its own visuals, scatter density and client "clear" feedback while
+    /// reusing the exact, tunnel-safe harvest hit-test.
+    /// </summary>
+    public struct BlightClutter : IComponentData
+    {
+        /// <summary>Remaining hit-points; the clutter despawns when this reaches 0.</summary>
+        [GhostField] public int Remaining;
+
+        /// <summary>Visual variant id (the client picks a mesh/tint; round-robined by the field spawner).</summary>
+        [GhostField] public byte Variant;
+
+        /// <summary>Scrap resource yielded per hit (baked; server-only) — see <see cref="ResourceId"/> (Biomass).</summary>
+        public byte ScrapResourceId;
+
+        /// <summary>Scrap units yielded per projectile hit (baked; server-only).</summary>
+        public float ScrapPerHit;
+    }
+}

Assets/_Project/Scripts/Simulation/Economy/BlightClutter.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: dd7823b664bb48e4e89d64439997d147

Assets/_Project/Scripts/Simulation/Economy/ClutterFieldSpawner.cs

@@ -0,0 +1,24 @@
+using Unity.Entities;
+
+namespace ProjectM.Simulation
+{
+    /// <summary>
+    /// Baked singleton holding the Blight-clutter ghost prefab + field shape. ExpeditionFieldSystem reads it
+    /// (alongside <see cref="ResourceFieldSpawner"/>) to scatter <see cref="Count"/> clutter ghosts within
+    /// <see cref="Radius"/> of the expedition origin on the SAME empty-&gt;occupied epoch edge as the resource
+    /// field (seeded distinctly so clutter and nodes don't co-locate), and clears them on occupied-&gt;empty.
+    /// OPTIONAL — if the singleton is absent, ExpeditionFieldSystem simply skips clutter. Mirrors
+    /// <see cref="ResourceFieldSpawner"/>; carries no transform.
+    /// </summary>
+    public struct ClutterFieldSpawner : IComponentData
+    {
+        /// <summary>Baked Blight-clutter ghost prefab to instantiate.</summary>
+        public Entity Prefab;
+
+        /// <summary>Number of clutter pieces to scatter per expedition.</summary>
+        public int Count;
+
+        /// <summary>Scatter radius (world units) around the expedition region origin.</summary>
+        public float Radius;
+    }
+}

Assets/_Project/Scripts/Simulation/Economy/ClutterFieldSpawner.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 22d21ff4c74c22443ba94c88db9ec099