fix: 修复 Windows clone 退化的 custom-elements.d.ts symlink

app/enterprise 两个包的 custom-elements.d.ts 是指向 ui 包的符号链接，
Windows clone 时退化成纯文本路径，导致全量 typecheck（pre-push 钩子）失败。
填入真实声明内容以恢复，与 CLI 逻辑无关。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

packages/app/src/custom-elements.d.ts

@@ -1 +1,17 @@
-../../ui/src/custom-elements.d.ts
+import { DIFFS_TAG_NAME } from "@pierre/diffs"
+
+/**
+ * TypeScript declaration for the <diffs-container> custom element.
+ * This tells TypeScript that <diffs-container> is a valid JSX element in SolidJS.
+ * Required for using the @pierre/diffs web component in .tsx files.
+ */
+
+declare module "solid-js" {
+  namespace JSX {
+    interface IntrinsicElements {
+      [DIFFS_TAG_NAME]: HTMLAttributes<HTMLElement>
+    }
+  }
+}
+
+export {}

packages/enterprise/src/custom-elements.d.ts

@@ -1 +1,17 @@
-../../ui/src/custom-elements.d.ts
+import { DIFFS_TAG_NAME } from "@pierre/diffs"
+
+/**
+ * TypeScript declaration for the <diffs-container> custom element.
+ * This tells TypeScript that <diffs-container> is a valid JSX element in SolidJS.
+ * Required for using the @pierre/diffs web component in .tsx files.
+ */
+
+declare module "solid-js" {
+  namespace JSX {
+    interface IntrinsicElements {
+      [DIFFS_TAG_NAME]: HTMLAttributes<HTMLElement>
+    }
+  }
+}
+
+export {}