test(health): 健康数据集成测试 — 8 个测试覆盖体征CRUD/化验报告CRUD+审阅/租户隔离

fix(auth): WechatSessionResp mock 缺少 unionid 字段

crates/erp-auth/src/service/wechat_service.rs

@@ -59,7 +59,9 @@ impl WechatService {
             code = %code,
             "fetch_session 开始"
         );
-        let session = fetch_session(&state.wechat_appid, &state.wechat_secret, code).await?;
+        let session =
+            fetch_session(&state.wechat_appid, &state.wechat_secret, code, state.wechat_dev_mode)
+                .await?;
 
         let openid = session
             .openid
@@ -389,7 +391,21 @@ async fn fetch_session(
     appid: &str,
     secret: &str,
     code: &str,
+    dev_mode: bool,
 ) -> AuthResult<WechatSessionResp> {
+    // 开发模式降级：跳过 jscode2session，为 DevTools 模拟器生成确定性 mock openid
+    if dev_mode {
+        let mock_openid = format!("dev_mock_{}", &code[..8.min(code.len())]);
+        tracing::warn!(%mock_openid, "开发模式：使用 mock openid（跳过 jscode2session）");
+        return Ok(WechatSessionResp {
+            openid: Some(mock_openid),
+            session_key: Some("dev_mock_session_key".to_string()),
+            unionid: None,
+            errcode: None,
+            errmsg: None,
+        });
+    }
+
     let client = reqwest::Client::new();
     let resp = client
         .get("https://api.weixin.qq.com/sns/jscode2session")