feat(health): 随访模板系统 — follow_up_template + template_field 全栈

新增随访模板和模板字段两张表及完整 CRUD：
- 迁移 083: follow_up_template + follow_up_template_field
- Entity: 模板(名称/类型/适用范围/状态) + 字段(标签/键名/类型/选项/校验)
- DTO: 创建时内嵌字段列表、更新支持全量替换字段
- Service: 随访类型+字段类型校验、级联软删除
- Handler: 5 端点 + RBAC 权限
- 路由: /api/v1/health/follow-up-templates

crates/erp-health/src/module.rs

@@ -7,7 +7,7 @@ use erp_core::module::{ErpModule, PermissionDescriptor};
 
 use crate::handler::{
     alert_handler, alert_rule_handler,
-    appointment_handler, article_category_handler, article_handler, article_tag_handler, consultation_handler, consent_handler, critical_value_threshold_handler, daily_monitoring_handler, device_reading_handler, diagnosis_handler, dialysis_handler, dialysis_prescription_handler, doctor_handler, follow_up_handler,
+    appointment_handler, article_category_handler, article_handler, article_tag_handler, consultation_handler, consent_handler, critical_value_threshold_handler, daily_monitoring_handler, device_reading_handler, diagnosis_handler, dialysis_handler, dialysis_prescription_handler, doctor_handler, follow_up_handler, follow_up_template_handler,
     health_data_handler, medication_record_handler, patient_handler, points_handler, stats_handler,
 };
 
@@ -234,6 +234,18 @@ impl HealthModule {
                     .put(dialysis_prescription_handler::update_prescription)
                     .delete(dialysis_prescription_handler::delete_prescription),
             )
+            // 随访模板
+            .route(
+                "/health/follow-up-templates",
+                axum::routing::get(follow_up_template_handler::list_templates)
+                    .post(follow_up_template_handler::create_template),
+            )
+            .route(
+                "/health/follow-up-templates/{id}",
+                axum::routing::get(follow_up_template_handler::get_template)
+                    .put(follow_up_template_handler::update_template)
+                    .delete(follow_up_template_handler::delete_template),
+            )
             // 日常监测
             .route(
                 "/health/patients/{id}/daily-monitoring",