feat: AI套图分层方案 + Gemini集成 - 4种图案类型处理 + 正片叠底 + 宽高比 + 模型选择

Co-authored-by: Cursor <cursoragent@cursor.com>

PSMARK代码块/图层选择.jsx

@@ -0,0 +1,15 @@
+function 图层选择(sizelayername)	
+    {
+ 
+        var d = new ActionDescriptor();
+        var r = new ActionReference();
+        r.putName(stringIDToTypeID("layer"), sizelayername);
+        d.putReference(stringIDToTypeID("null"), r);
+        d.putBoolean(stringIDToTypeID("makeVisible"), false);
+        var list = new ActionList();
+        list.putInteger(10);
+        d.putList(stringIDToTypeID("layerID"), list);
+        executeAction(stringIDToTypeID("select"), d, DialogModes.NO);
+  
+    }
+