✨ feat(elasticsearch): 补齐新建连接入口

- 前端连接弹窗新增 Elasticsearch 入口、默认端口、URI 示例和默认索引配置

- 补齐 Elasticsearch 图标、数据源能力、SQL dialect 和只读查询策略

- 后端驱动管理注册 Elasticsearch 版本、模块路径、构建标签和默认安装入口

- 增加连接展示、能力识别和驱动定义测试覆盖

frontend/src/utils/sqlDialect.test.ts

@@ -25,6 +25,8 @@ describe('sqlDialect', () => {
     expect(resolveSqlDialect('custom', 'dm8')).toBe('dameng');
     expect(resolveSqlDialect('custom', 'mariadb')).toBe('mariadb');
     expect(resolveSqlDialect('custom', 'open_gauss')).toBe('opengauss');
+    expect(resolveSqlDialect('Elasticsearch')).toBe('elasticsearch');
+    expect(resolveSqlDialect('custom', 'elastic')).toBe('elasticsearch');
     expect(resolveSqlDialect('OceanBase', '', { oceanBaseProtocol: 'oracle' })).toBe('oracle');
     expect(resolveSqlDialect('custom', 'oceanbase', { oceanBaseProtocol: 'oracle' })).toBe('oracle');
     expect(isMysqlFamilyDialect('mariadb')).toBe(true);