修复了2个bug

components/create-studio.tsx

@@ -40,6 +40,7 @@ import {
   type SeedreamAnnotation,
   type SeedreamCreationMode
 } from "@/lib/seedream/creation";
+import { hasCompleteSeedreamLayerMetadata } from "@/lib/seedream/layer-composition";
 import type { BillingQuote } from "@/lib/types";
 
 type GenerateMode = "image" | "video";
@@ -2132,8 +2133,7 @@ function seedreamLayerOutputs(job: GenerationJob, outputAssets: Asset[]): Seedre
   const raw = asRecord(response.raw);
   const values = Array.isArray(raw.data) ? raw.data : [];
   const records = values.map(asRecord);
-  const mode = taskImageCreationMode(job);
-  if (mode !== "layers" && !records.some((record) => numericValue(record.z_index) !== undefined)) return [];
+  if (!hasCompleteSeedreamLayerMetadata(records, outputAssets.length)) return [];
   return outputAssets.map((asset, index) => {
     const record = records[index] || {};
     const boundingBox = asRecord(record.bounding_box);

components/seedream-workspace.tsx

@@ -272,11 +272,11 @@ export function SeedreamWorkspace({
         </div>
       )}
 
-      {sources.length ? (
+      {mode === "interactive" && sources.length ? (
         <div className="seedream-source-picker">
           <div className="seedream-source-picker-head">
-            <span>{mode === "interactive" ? `输入图片 ${selectedSources.length}/${maximumInteractiveSources}` : "选择待拆图片"}</span>
-            {mode === "interactive" ? <small>图片编号按选中顺序生成，用于“图1 / 图2”坐标提示词</small> : null}
+            <span>{`输入图片 ${selectedSources.length}/${maximumInteractiveSources}`}</span>
+            <small>图片编号按选中顺序生成，用于“图1 / 图2”坐标提示词</small>
           </div>
           <div>
             {sources.map((material) => {
@@ -291,7 +291,7 @@ export function SeedreamWorkspace({
                     title={material.name || material.label}
                     aria-pressed={key === sourceKey}
                     onClick={() => {
-                      if (mode === "interactive" && !included) {
+                      if (!included) {
                         onToggleSource(material);
                         return;
                       }
@@ -301,18 +301,16 @@ export function SeedreamWorkspace({
                     <img src={materialPreviewUrl(material)} alt="" />
                     <span>{material.name || material.label || "图片"}</span>
                   </button>
-                  {mode === "interactive" ? (
-                    <button
-                      type="button"
-                      className="seedream-source-toggle"
-                      aria-label={included ? `移除${material.name || "图片"}` : `加入${material.name || "图片"}`}
-                      title={included ? "不参与本次生成" : selectionLimitReached ? "最多选择 10 张图片" : "参与本次生成"}
-                      disabled={!included && selectionLimitReached}
-                      onClick={() => onToggleSource(material)}
-                    >
-                      {included ? <><Check size={12} />图{imageIndex}</> : <><X size={12} />未选</>}
-                    </button>
-                  ) : null}
+                  <button
+                    type="button"
+                    className="seedream-source-toggle"
+                    aria-label={included ? `移除${material.name || "图片"}` : `加入${material.name || "图片"}`}
+                    title={included ? "不参与本次生成" : selectionLimitReached ? "最多选择 10 张图片" : "参与本次生成"}
+                    disabled={!included && selectionLimitReached}
+                    onClick={() => onToggleSource(material)}
+                  >
+                    {included ? <><Check size={12} />图{imageIndex}</> : <><X size={12} />未选</>}
+                  </button>
                 </article>
               );
             })}