✨ feat(trino): 新增 Trino 可选驱动接入并补齐查询支持

- 后端新增 Trino 数据库实现与 optional driver-agent provider
- 前端补齐 catalog.schema 连接配置、URI 解析与能力开关
- SQL 编辑器对 Trino 禁用托管事务并补充前后端测试

frontend/src/utils/dataSourceCapabilities.test.ts

@@ -58,6 +58,19 @@ describe('dataSourceCapabilities', () => {
     });
   });
 
+  it('treats Trino as an editable SQL datasource without database-level DDL shortcuts', () => {
+    expect(getDataSourceCapabilities({ type: 'trino' })).toMatchObject({
+      type: 'trino',
+      supportsQueryEditor: true,
+      supportsSqlQueryExport: true,
+      supportsCopyInsert: true,
+      supportsCreateDatabase: false,
+      supportsRenameDatabase: false,
+      supportsDropDatabase: false,
+      forceReadOnlyQueryResult: false,
+    });
+  });
+
   it('keeps InterSystems IRIS as an editable SQL datasource capability', () => {
     expect(getDataSourceCapabilities({ type: 'iris' })).toMatchObject({
       type: 'iris',