feat(health): Track 3 医疗阈值 — warning 种子 + 患者端只读 API

- 新增 6 条 warning 级别阈值种子数据（血压/心率/血糖参考范围）
- 新增 GET /health/critical-value-thresholds/public 患者端只读接口
- 扩展 indicator 验证支持 blood_sugar_fasting/postprandial 等新指标

crates/erp-server/migration/src/lib.rs

@@ -101,6 +101,7 @@ mod m20260501_000098_create_ai_suggestion;
 mod m20260501_000099_create_ai_risk_threshold;
 mod m20260501_000100_seed_action_inbox_menu;
 mod m20260502_000101_seed_health_dictionaries;
+mod m20260502_000102_seed_warning_thresholds;
 
 pub struct Migrator;
 
@@ -209,6 +210,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20260501_000099_create_ai_risk_threshold::Migration),
             Box::new(m20260501_000100_seed_action_inbox_menu::Migration),
             Box::new(m20260502_000101_seed_health_dictionaries::Migration),
+            Box::new(m20260502_000102_seed_warning_thresholds::Migration),
         ]
     }
 }

crates/erp-server/migration/src/m20260502_000102_seed_warning_thresholds.rs

@@ -0,0 +1,56 @@
+//! 补充 warning 级别危急值阈值种子数据
+
+use sea_orm_migration::prelude::*;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        let db = manager.get_connection();
+
+        let result = db
+            .query_one(sea_orm::Statement::from_string(
+                sea_orm::DatabaseBackend::Postgres,
+                "SELECT id::text FROM tenant LIMIT 1".to_string(),
+            ))
+            .await?;
+
+        let tid = match result {
+            Some(row) => row.try_get_by_index::<String>(0).unwrap_or_default(),
+            None => return Ok(()),
+        };
+
+        // warning 级别阈值 — 用于小程序体征参考范围
+        let sql = format!(
+            r#"
+            INSERT INTO critical_value_threshold (id, tenant_id, indicator, direction, threshold_value, level, is_active, created_at, updated_at)
+            VALUES
+            (gen_random_uuid(), '{tid}', 'systolic_bp',            'high', 140,  'warning', true, now(), now()),
+            (gen_random_uuid(), '{tid}', 'diastolic_bp',           'high', 90,   'warning', true, now(), now()),
+            (gen_random_uuid(), '{tid}', 'heart_rate',             'high', 100,  'warning', true, now(), now()),
+            (gen_random_uuid(), '{tid}', 'heart_rate',             'low',  60,   'warning', true, now(), now()),
+            (gen_random_uuid(), '{tid}', 'blood_sugar_fasting',    'high', 6.1,  'warning', true, now(), now()),
+            (gen_random_uuid(), '{tid}', 'blood_sugar_postprandial','high', 7.8,  'warning', true, now(), now())
+            "#
+        );
+        db.execute(sea_orm::Statement::from_string(
+            sea_orm::DatabaseBackend::Postgres,
+            sql,
+        ))
+        .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        let db = manager.get_connection();
+        db.execute(sea_orm::Statement::from_string(
+            sea_orm::DatabaseBackend::Postgres,
+            "DELETE FROM critical_value_threshold WHERE level = 'warning'".to_string(),
+        ))
+        .await?;
+        Ok(())
+    }
+}