fix(miniapp): 导出 normalizeUserId 修复入驻页编译失败

- api.js 的 normalizeUserId 之前是内部函数，apply.vue 具名导入导致 HBuilderX 编译报错，现改为 export

- 新增 miniapp-imports.spec.ts：静态校验小程序所有具名导入都存在对应导出，避免再出现只能靠人工编译才发现的问题（108 套件/711 用例全绿）

server/tests/miniapp-imports.spec.ts

@@ -0,0 +1,81 @@
+// 已读取AGENTS.md
+import * as fs from 'fs';
+import * as path from 'path';
+
+/**
+ * 第九十二批：小程序命名导入静态校验。
+ * 背景：apply.vue 引入未导出的 normalizeUserId，导致 HBuilderX 编译直接失败，
+ * 而本仓库单测不覆盖小程序编译，只能等人工运行才发现。此用例补上静态闸门。
+ */
+describe('第九十二批小程序命名导入校验', () => {
+  const root = path.resolve(__dirname, '../../pwuniapp');
+
+  const walk = (dir: string, out: string[]): string[] => {
+    for (const entry of fs.readdirSync(dir, { withFileTypes: true })) {
+      if (entry.name === 'node_modules' || entry.name === 'unpackage' || entry.name.startsWith('.')) continue;
+      const full = path.join(dir, entry.name);
+      if (entry.isDirectory()) walk(full, out);
+      else if (/\.(vue|js)$/.test(entry.name)) out.push(full);
+    }
+    return out;
+  };
+
+  const exportedNames = (file: string): Set<string> => {
+    const src = fs.readFileSync(file, 'utf-8');
+    const names = new Set<string>();
+    const patterns = [
+      /export\s+(?:async\s+)?function\s+([A-Za-z0-9_$]+)/g,
+      /export\s+(?:const|let|var)\s+([A-Za-z0-9_$]+)/g,
+      /export\s+class\s+([A-Za-z0-9_$]+)/g,
+    ];
+    for (const re of patterns) {
+      let m: RegExpExecArray | null;
+      while ((m = re.exec(src))) names.add(m[1]);
+    }
+    const braceRe = /export\s*\{([^}]+)\}/g;
+    let b: RegExpExecArray | null;
+    while ((b = braceRe.exec(src))) {
+      for (const part of b[1].split(',')) {
+        const seg = part.trim();
+        if (!seg) continue;
+        const as = seg.split(/\s+as\s+/);
+        names.add((as[1] || as[0]).trim());
+      }
+    }
+    if (/export\s+default\b/.test(src)) names.add('default');
+    if (/export\s+\*/.test(src)) names.add('*');
+    return names;
+  };
+
+  it('所有命名导入都能在目标模块找到导出', () => {
+    const problems: string[] = [];
+    for (const file of walk(root, [])) {
+      const src = fs.readFileSync(file, 'utf-8');
+      const importRe = /import\s*\{([^}]+)\}\s*from\s*['"]([^'"]+)['"]/g;
+      let m: RegExpExecArray | null;
+      while ((m = importRe.exec(src))) {
+        const spec = m[2];
+        let target: string | null = null;
+        if (spec.startsWith('@/')) target = path.join(root, spec.slice(2));
+        else if (spec.startsWith('.')) target = path.resolve(path.dirname(file), spec);
+        if (!target) continue;
+        if (!fs.existsSync(target)) {
+          if (fs.existsSync(`${target}.js`)) target = `${target}.js`;
+          else if (fs.existsSync(path.join(target, 'index.js'))) target = path.join(target, 'index.js');
+          else continue;
+        }
+        const names = exportedNames(target);
+        if (names.has('*')) continue;
+        for (const part of m[1].split(',')) {
+          const seg = part.trim();
+          if (!seg) continue;
+          const name = seg.split(/\s+as\s+/)[0].trim();
+          if (!names.has(name)) {
+            problems.push(`${path.relative(root, file)} -> ${spec} 缺少导出 ${name}`);
+          }
+        }
+      }
+    }
+    expect(problems).toEqual([]);
+  });
+});