feat: curved wall and fixes (#236)

* feat: add polygon movement support to editor and implement dedicated move tools for walls, slabs, and ceilings

* feat: add uv2 attribute to ceiling and slab geometries for lightmap support

* Fix curved wall miters and align roof position sliders

* Fix wall measurement label and extension anchors

* Fix WebGPU renderer initialization order

* fix(editor): scope wall movement to the selected level

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Co-authored-by: Pascal <open@pascal.app>

packages/core/src/index.ts

@@ -69,9 +69,24 @@ export {
   getWallPlanFootprint,
   getWallThickness,
 } from './systems/wall/wall-footprint'
+export {
+  getClampedWallCurveOffset,
+  getMaxWallCurveOffset,
+  getWallChordFrame,
+  getWallCurveFrameAt,
+  getWallCurveLength,
+  getWallMidpointHandlePoint,
+  getWallStraightSnapOffset,
+  getWallSurfacePolygon,
+  isCurvedWall,
+  normalizeWallCurveOffset,
+  sampleWallCenterline,
+} from './systems/wall/wall-curve'
 export {
   calculateLevelMiters,
+  getWallMiterBoundaryPoints,
   type Point2D,
+  type WallMiterBoundaryPoints,
   pointToKey,
   type WallMiterData,
 } from './systems/wall/wall-mitering'