Remove unused imports from App.tsx and transform-session.ts

src/app/App.tsx

@@ -50,8 +50,7 @@ import {
   type ActiveTransformSession,
   type TransformAxis,
   type TransformOperation,
-  type TransformSessionSource,
-  type TransformTarget
+  type TransformSessionSource
 } from "../core/transform-session";
 import type { Vec2, Vec3 } from "../core/vector";
 import {

src/core/transform-session.ts

@@ -8,7 +8,7 @@ import {
   type EntityInstance,
   type EntityKind
 } from "../entities/entity-instances";
-import { cloneModelInstance, getModelInstanceKindLabel, type ModelInstance } from "../assets/model-instances";
+import { cloneModelInstance, getModelInstanceKindLabel } from "../assets/model-instances";
 import type { ViewportPanelId } from "../viewport-three/viewport-layout";
 
 export type TransformOperation = "translate" | "rotate" | "scale";