feat(taobao): add native mini program with shared backend

Preserve H5 flows while adding Taobao identity, native capture, reports and isolated local development. Fix canceled province selection and expired-session logout. Record passing local regressions, two pre-existing H5 assertion failures and pending platform validation.

taobao/utils/development.js

@@ -0,0 +1,6 @@
+var config = require('../config');
+function cameraDebugEnabled() {
+  return config.environment === 'development' && config.cameraDebug === true && config.transport === 'direct' &&
+    /^http:\/\/(localhost|127\.0\.0\.1)(:\d+)?$/.test(config.baseUrl);
+}
+module.exports = { cameraDebugEnabled: cameraDebugEnabled };