improved and fixed stuff

test/automatic-import.test.js

@@ -12,7 +12,7 @@ function harness(capture = false) {
   const source = plugin.replace('  Plugin.register(PLUGIN_ID, {', `
     globalThis.api = { desktopFiles, importFilePath, insidePack, importResourceId, readImportPack, findImportPack, importPackRegistry,
       resolveImportModel, importModelCandidates, companionImportFiles, definitionActorKeys, defaultImportClipRoles,
-      validateImportGeometry, automaticallyImportAnimation, loadImportTextures, commitAutomaticImport };
+      validateImportGeometry, automaticallyImportAnimation, loadImportTextures, commitAutomaticImport, resolveDefinitionImportStages };
     Plugin.register(PLUGIN_ID, {`).replace('  function commitAutomaticImport(plan) {',
     `  function commitAutomaticImport(plan) { ${capture ? 'globalThis.importedPlan = plan; return;' : ''}`);
   const storage = new Map(), dialogs = [], errors = [], undo = [], messages = [];
@@ -309,6 +309,39 @@ test('a definition actor without a distinct clip still requires a valid mapping'
   assert.equal(h.context.Project.uuid, 'original');
 });
 
+test('automatic import retains use_stage metadata without duplicating editor animations', async (t) => {
+  const f = fixtures(t), h = harness(true), source = f.makePack('source');
+  const file = f.write(path.join(source.root, 'data/test/afw_animdefs/example.json'), {
+    actors: [{ label: 'wolf', entity_types: ['minecraft:wolf'] }],
+    stages: [{ stage: 1, escapable: true }, { stage: 2, use_stage: 1, speed: 0.8, non_peak: true, escapable: false }],
+  });
+  f.write(path.join(source.root, 'assets/test/animations/afw/example.animation.json'), { animations: {
+    p1_wolf: { animation_length: 1, bones: { body: { rotation: [1, 2, 3] } },
+      sound_effects: { '0': { effect: 'example' } } },
+  } });
+  f.model(source, 'test:source/entity/wolf.m');
+  h.context.selectedFile = { path: file };
+  await h.automaticallyImportAnimation();
+  assert.deepEqual(h.errors, []);
+  const plan = h.context.importedPlan;
+  assert.deepEqual(Array.from(plan.imported.stageNames), ['example.p1']);
+  const clips = plan.imported.fileObj.animations;
+  assert.equal(clips['example.p2'], undefined);
+  assert.ok(clips['example.p1'].bones.actor1_body);
+  assert.equal(plan.definition.stages[1].use_stage, 1);
+  assert.equal(plan.definition.stages[1].speed, 0.8);
+  assert.equal(plan.definition.stages[1].non_peak, true);
+  assert.equal(plan.definition.stages[1].escapable, false);
+});
+
+test('playback references require declared stages and physical clips, not recursive aliases', () => {
+  const h = harness();
+  const parsed = { stages: [{ stageNumber: 1, entries: [{ actorLabel: 'wolf', key: 'p1_wolf', animObj: { bones: {} } }] }] };
+  assert.throws(() => h.resolveDefinitionImportStages(parsed, { stages: [{ stage: 1, use_stage: 9 }] }), /missing playback stage p9/);
+  assert.throws(() => h.resolveDefinitionImportStages(parsed, { stages: [{ stage: 1 }, { stage: 1 }] }), /unique positive/);
+  assert.throws(() => h.resolveDefinitionImportStages(parsed, { stages: [{ stage: 1, use_stage: 2 }, { stage: 2, use_stage: 1 }] }), /requires animation clips.*p2/);
+});
+
 test('canceling actor review leaves the open project and saved folders unchanged', async (t) => {
   const f = fixtures(t), h = harness(true), source = f.makePack('source');
   const file = f.write(path.join(source.root, 'data/test/afw_animdefs/example.json'), {