Main recovery: restore formatter and contract checks (#49570)

* Extensions: fix oxfmt drift on main

* Plugins: restore runtime barrel exports on main

* Config: restore web search compatibility types

* Telegram: align test harness with reply runtime

* Plugin SDK: fix channel config accessor generics

* CLI: remove redundant search provider casts

* Tests: restore main typecheck coverage

* Lobster: fix test import formatting

* Extensions: route bundled seams through plugin-sdk

* Tests: use extension env helper for xai

* Image generation: fix main oxfmt drift

* Config: restore latest main compatibility checks

* Plugin SDK: align guardrail tests with lint

* Telegram: type native command skill mock

src/plugins/contracts/shape.contract.test.ts

@@ -99,6 +99,7 @@ describe("plugin shape compatibility matrix", () => {
           envVars: ["HYBRID_SEARCH_KEY"],
           placeholder: "hsk_...",
           signupUrl: "https://example.com/signup",
+          credentialPath: "tools.web.search.hybrid-search.apiKey",
           getCredentialValue: () => "hsk-test",
           setCredentialValue(searchConfigTarget, value) {
             searchConfigTarget.apiKey = value;