Add Codex happy path prompt snapshots (#75807)

* Add Codex prompt snapshots

* Fix prompt snapshot scenario catalogs

* Harden prompt snapshot drift check

* Fix CLI compat build export

* fix: keep codex snapshots out of core plugin surface

* fix: harden prompt snapshot ci checks

* fix: accept readonly web search onboarding scopes

* fix: repair plugin sdk package boundary types

* fix: clear prompt snapshot ci regressions

* fix: clear latest main ci checks

* fix: resolve latest main discord helper overlap

* fix: refresh codex dynamic tool snapshots

* fix: align prompt snapshot branch with latest ci

* fix: isolate plugin auto enable tests

* test: refresh prompt dynamic tool snapshots

* fix: stabilize bundled channel auto enable

* fix: clean stale prompt snapshots

src/plugins/discovery.ts

@@ -15,6 +15,7 @@ import type { PluginBundleFormat, PluginDiagnostic, PluginFormat } from "./manif
 import {
   DEFAULT_PLUGIN_ENTRY_CANDIDATES,
   getPackageManifestMetadata,
+  isPackageIncludedInCoreBundle,
   loadPluginManifest,
   type PluginManifest,
   resolvePackageExtensionEntries,
@@ -626,6 +627,10 @@ function discoverInDirectory(params: {
     const rejectHardlinks = params.origin !== "bundled";
     const fullPathRealPath = safeRealpathSync(fullPath, params.realpathCache) ?? undefined;
     const manifest = readPackageManifest(fullPath, rejectHardlinks, fullPathRealPath);
+    const packageManifest = getPackageManifestMetadata(manifest ?? undefined);
+    if (params.origin === "bundled" && !isPackageIncludedInCoreBundle(packageManifest)) {
+      continue;
+    }
     const extensionResolution = resolvePackageExtensionEntries(manifest ?? undefined);
     const extensions = extensionResolution.status === "ok" ? extensionResolution.entries : [];
     const manifestId = resolveIdHintManifestId(fullPath, rejectHardlinks, fullPathRealPath);