fix(vue.config&manifest): 修复路由base路径补全和校验逻辑

1.  调整manifest.json中router.base默认路径补全末尾斜杠
2.  在vue.config.js中增加base路径校验，自动补全缺失的末尾斜杠并打印警告

manifest.json

@@ -107,7 +107,7 @@
         },
         "router" : {
             "mode" : "history",
-            "base" : "/hwappx/common"
+            "base" : "/hwappx/common/"
         },
         "title" : "",
         "devServer" : {

vue.config.js

@@ -74,11 +74,15 @@ try {
 function _readManifestBase(manifestPath) {
   try {
     const raw = fs.readFileSync(manifestPath, 'utf8');
-    // 去掉 /* */ 和 // 注释（HBuilder 生成的 JSON 允许注释）
     const clean = raw.replace(/\/\*[\s\S]*?\*\//g, '').replace(/\/\/.*$/gm, '');
     const manifest = JSON.parse(clean);
     if (manifest?.h5?.router?.base) {
-      return manifest.h5.router.base.replace(/^\/+|\/+$/g, '').replace(/\//g, '.');
+      let base = manifest.h5.router.base;
+      if (!base.endsWith('/')) {
+        console.warn(`[manifest] h5.router.base "${base}" 不规范，已自动补全 /`);
+        base = base + '/';
+      }
+      return base.replace(/^\/+|\/+$/g, '').replace(/\//g, '.');
     }
   } catch (e) {
     console.warn('[manifest] 读取 h5.router.base 失败:', e.message);