Add OmniRoute web search toolkit (omniroute_web_search, omniroute_web_fetch, omniroute_search_providers)

locale/en.json

@@ -1 +1 @@
-{ "meta": { "title": "OmniRoute", "description": "Connect to an OmniRoute gateway: auto-import models with context window, output limit, modalities and thinking levels, and show provider quotas under the composer." } }
+{"meta": {"title": "OmniRoute", "description": "Connect to an OmniRoute gateway: auto-import models with context window, output limit, modalities and thinking levels, and show provider quotas under the composer. Also gives the agent omniroute_web_search / omniroute_web_fetch tools backed by the gateway web search."}}

locale/zh.json

@@ -1 +1 @@
-{ "meta": { "title": "OmniRoute", "description": "连接 OmniRoute 网关：自动导入模型（上下文窗口、输出上限、模态、思考强度），并在输入框下方显示各提供商配额。" } }
+{"meta": {"title": "OmniRoute", "description": "连接 OmniRoute 网关：自动导入模型（上下文窗口、输出上限、模态、思考强度），并在输入框下方显示各提供商配额。另外为智能体提供基于网关网页搜索的 omniroute_web_search / omniroute_web_fetch 工具。"}}