feat(guidance): search installed workflow sections (#6996)

* feat(guidance): search bundled REA workflow guidance

* fix(guidance): address review findings

* test(guidance): fix boundary and dispatcher coverage

* test(setup): use supported doctor fixture runtime

* fix(guidance): resolve CI conformance, coverage, and review findings

* fix(guidance): own complete requests through shutdown

* test(guidance): bound lifecycle gates and join failed work

---------

Co-authored-by: Deepak-Kambala <deepakkambala07@gmail.com>
Co-authored-by: gensokyo-dev <342580529+gensokyo-dev@users.noreply.github.com>

src/cliCommandNames.ts

@@ -29,6 +29,7 @@ export const CLI_COMMANDS = Object.freeze({
   inspectNativeDispatchMetadata: "inspect-native-dispatch-metadata",
   capabilities: "capabilities",
   providers: "providers",
+  guidance: "guidance",
   guidedWorkflows: "guided-workflows",
   function: "function",
   annotateNativeFunction: "annotate-native-function",