Sprint 16 builders integration: merge a/e/c/b (469/0/0), hud keep-both, E's palette hunks applied

web/world/js/editor.js

@@ -316,6 +316,50 @@ export const PALETTE = [
       })),
     }),
   },
+  // SPRINT16 gate 5 — E's three palette entries, applied verbatim by the
+  // integrator at merge (A delegated in THREADS; hunks filed by E with the
+  // _v1 suffixes present and load-bearing, per D's S14 find).
+  {
+    // SPRINT16 gate 5, E. The ladder's middle rung, D-endorsed in S15: bolted
+    // to a deck — better than loose-on-grass (0.45), worse than concrete
+    // (1.00). One type, one rating, so the manifest resolves it node-less.
+    kind: 'structure', label: 'Pergola (the middle rung)', model: 'pergola_01_v1',
+    requires: ['pergola'],
+    hint: 'two bolted corners at 0.65 — the honest step between swing frame and post',
+    make: (id, x, z) => ({
+      id, model: 'pergola_01_v1', wreckedModel: 'pergola_01_wrecked_v1',
+      x, z, rotYDeg: 0, solid: true,
+      collateralKey: 'pergola',
+      collateralValue: 120, collateralLabel: 'the pergola',
+      anchors: [1, 2].map((i) => ({
+        id: `${id}_a${i}`, node: `pergola_anchor_0${i}`, type: 'pergola', work: 'cloth',
+      })),
+    }),
+  },
+  {
+    // The collateral apex. NO anchors, on purpose — nothing about a glasshouse
+    // may adopt (the ridge carries tie_off:false in the GLB). collateralKey is
+    // EXPLICIT so the second one placed still bills (the carport lesson).
+    kind: 'structure', label: 'Glasshouse (the apex, $320)', model: 'glasshouse_01_v1',
+    hint: 'no anchors at all; $320 of glass — the thing you keep the whole rig away from',
+    make: (id, x, z) => ({
+      id, model: 'glasshouse_01_v1', wreckedModel: 'glasshouse_01_wrecked_v1',
+      x, z, rotYDeg: 0, solid: true,
+      collateralKey: 'glasshouse',
+      collateralValue: 320, collateralLabel: 'the glasshouse',
+      anchors: [],
+    }),
+  },
+  {
+    // The compliance ring. Fourteen posts, every one tie_off:false in the GLB;
+    // unpriced BY RULING (the bike rule — price it when debris can bend it).
+    kind: 'structure', label: 'Pool + fence ring', model: 'pool_kit_01_v1',
+    hint: 'fourteen perfect-looking posts, every one an honest no — the legal tie-offs are elsewhere',
+    make: (id, x, z) => ({
+      id, model: 'pool_kit_01_v1', x, z, rotYDeg: 0, solid: true,
+      anchors: [],
+    }),
+  },
   {
     kind: 'house', label: 'House (north edge)', model: 'house_yardside_v1', singleton: true,
     hint: 'three fascia anchors at rating_hint 0.35 — "the fascia board is a lie"',