fix(数据): 支持大体积 AppData 并修正默认状态

关键改动：

- 后端显式注册 10mb JSON/urlencoded body parser，支持较大的 AppData 写入

- 前端版本派生数据缺失状态时默认 planned，而不是 released

- 增加请求体限制和版本默认状态测试

Co-Authored-By: Codex GPT-5 <codex@openai.com>

apps/web/lib/derive.ts

@@ -71,7 +71,7 @@ export function flattenProjects(overview: ProductOverviewLike[]): ProjectWithCon
         .filter((v) => v.name.toLowerCase().startsWith(project.name.toLowerCase()))
         .map((v) => ({
           ...v,
-          status: (v.status || 'released') as VersionStatus,
+          status: (v.status || 'planned') as VersionStatus,
           productId: product.id,
           productName: product.name,
           projectId: project.id,
@@ -98,7 +98,7 @@ export function flattenVersions(overview: ProductOverviewLike[]): VersionWithCon
       );
       result.push({
         ...version,
-        status: (version.status || 'released') as VersionStatus,
+        status: (version.status || 'planned') as VersionStatus,
         productId: product.id,
         productName: product.name,
         projectId: project?.id || '',