feat: 建立统一语义文档模型

packages/application/tests/application-service.test.ts

@@ -295,6 +295,14 @@ describe("共享应用服务", () => {
       resources: []
     });
     expect(prepared.document.metadata.title).toBe("DOCX 文档");
+    expect(prepared.document.semanticDocument).toEqual({
+      schemaVersion: 1,
+      titlePolicy: {
+        metadataTitle: "suppress",
+        firstBodyHeading: "keep"
+      },
+      regions: []
+    });
     expect(prepared.theme.manifest.id).toBe("test-theme");
     expect(prepared.theme.source).toBe("bundled");
     expect(prepared.theme.css).toContain(

packages/application/tests/docx-export-service.test.ts

@@ -59,6 +59,14 @@ const prepared: PreparedDocxExport = {
       keywords: [],
       language: "zh-CN"
     },
+    semanticDocument: {
+      schemaVersion: 1,
+      titlePolicy: {
+        metadataTitle: "suppress",
+        firstBodyHeading: "keep"
+      },
+      regions: []
+    },
     features: [],
     warnings: []
   },

packages/application/tests/docx-media-service.test.ts

@@ -70,6 +70,14 @@ const prepared: PreparedDocxExport = {
       keywords: [],
       language: "zh-CN"
     },
+    semanticDocument: {
+      schemaVersion: 1,
+      titlePolicy: {
+        metadataTitle: "suppress",
+        firstBodyHeading: "keep"
+      },
+      regions: []
+    },
     features: [],
     warnings: ["原始图片已降级"]
   },