feat(web): 随访模板管理页面 — CRUD + 路由 + 菜单迁移

- 新增 FollowUpTemplateList.tsx 页面（列表/新建/编辑/详情弹窗）
- 新增 followUpTemplates.ts API 客户端（list/get/create/update/delete）
- 注册路由 /health/follow-up-templates + 菜单标题 fallback
- 新增迁移 seed_follow_up_template_menu 注册菜单和权限

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

@@ -102,6 +102,7 @@ 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;
+mod m20260502_000103_seed_follow_up_template_menu;
 
 pub struct Migrator;
 
@@ -211,6 +212,7 @@ impl MigratorTrait for Migrator {
             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),
+            Box::new(m20260502_000103_seed_follow_up_template_menu::Migration),
         ]
     }
 }

crates/erp-server/migration/src/m20260502_000103_seed_follow_up_template_menu.rs

@@ -0,0 +1,65 @@
+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();
+
+        // 添加随访模板管理菜单（排在行动收件箱后面，sort_order=37）
+        db.execute_unprepared(
+            r#"
+            INSERT INTO menus (id, tenant_id, parent_id, title, path, icon, sort_order,
+                               visible, menu_type, permission, created_at, updated_at, created_by, updated_by, version)
+            SELECT
+                'b0000003-0000-7000-8000-000000000021'::uuid,
+                t.id,
+                (SELECT id FROM menus WHERE path = '/health' AND tenant_id = t.id LIMIT 1),
+                '随访模板管理',
+                '/health/follow-up-templates',
+                'FormOutlined',
+                37,
+                true, 'page', 'health.follow-up-templates.list',
+                NOW(), NOW(),
+                (SELECT id FROM users WHERE tenant_id = t.id LIMIT 1),
+                (SELECT id FROM users WHERE tenant_id = t.id LIMIT 1),
+                1
+            FROM tenant t
+            WHERE NOT EXISTS (
+                SELECT 1 FROM menus
+                WHERE path = '/health/follow-up-templates' AND tenant_id = t.id
+            )
+            "#,
+        )
+        .await?;
+
+        // 给 admin 角色绑定 list + manage 权限
+        db.execute_unprepared(
+            r#"
+            INSERT INTO role_permissions (role_id, permission_id, tenant_id, created_by, updated_by, version)
+            SELECT r.id, p.id, t.id, r.id, r.id, 1
+            FROM tenant t
+            JOIN roles r ON r.tenant_id = t.id AND r.code = 'admin'
+            JOIN permissions p ON p.tenant_id = t.id AND p.code IN ('health.follow-up-templates.list', 'health.follow-up-templates.manage')
+            WHERE NOT EXISTS (
+                SELECT 1 FROM role_permissions rp
+                WHERE rp.permission_id = p.id AND rp.role_id = r.id
+            )
+            "#,
+        )
+        .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        let db = manager.get_connection();
+        db.execute_unprepared(
+            "DELETE FROM menus WHERE path = '/health/follow-up-templates'",
+        )
+        .await?;
+        Ok(())
+    }
+}