fix(thumbnail): [PKG-TOOL-THUMB-04] supply public types and installed module entries

refactor/tasks.json

@@ -3815,7 +3815,9 @@
       "acceptance": "严格类型检查、旧消费样例通过；声明路径/导出和同步异步兼容；为 BASE-DIST-01 提供兼容入口/声明及消费者验证",
       "evidence": [
         "changes/2026-09-13-PKG-TOOL-THUMB-04-runtime-types.md",
-        "baselines/thumbnail-runtime-types-validation.json"
+        "baselines/thumbnail-runtime-types-validation.json",
+        "changes/2026-09-13-PKG-TOOL-THUMB-04-public-types.md",
+        "baselines/thumbnail-public-types-validation.json"
       ]
     },
     {