Tilemaps can block movement: a tile gains a Solid switch, the solid cells of all layers are merged into rectangles and the placed tilemap takes part in the collision system as one body, reported as other in collision events (#132)

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

src/editor/debugHook.ts

@@ -552,6 +552,8 @@ export function installDebugHook(app: Application, state: EditorState, editor: E
       /** What the scene view drew: meshes (one draw call each), cells and visible layers. */
       info: (objectId: string) => viewport.tilemapInfo(objectId),
       gameInfo: (objectId: string) => gameView.tilemapInfo(objectId),
+      /** Where the scene view outlines the map as blocking: the merged rectangles, in cells (#132). */
+      solids: (objectId: string) => viewport.solidInfo(objectId),
       /** Where the widgets of the inspector section sit: their texts are on screen elsewhere too. */
       toolAt: (tool: string) => {
         const button = currentTilemapSection()?.tools.get(tool as TilemapTool);