refactor: split generic plugin test fixtures

scripts/check-no-extension-test-core-imports.ts

@@ -47,6 +47,8 @@ const MOCK_RELATIVE_MODULE_PATTERN =
 const RELATIVE_CORE_HINT =
   "Use openclaw/plugin-sdk/testing or a focused plugin-sdk test/runtime subpath instead of core internals.";
 
+// Tombstones for retired repo-only plugin helper bridge files. Keep this list so
+// deleted bridges fail loudly if they are recreated instead of using SDK subpaths.
 const RETIRED_EXTENSION_TEST_HELPER_BRIDGE_FILES = [
   "test/helpers/plugins/env.ts",
   "test/helpers/plugins/fetch-mock.ts",

scripts/lib/plugin-sdk-doc-metadata.ts

@@ -119,6 +119,9 @@ export const pluginSdkDocMetadata = {
   "test-env": {
     category: "utilities",
   },
+  "test-fixtures": {
+    category: "utilities",
+  },
 } as const satisfies Record<string, PluginSdkDocMetadata>;
 
 export type PluginSdkDocEntrypoint = keyof typeof pluginSdkDocMetadata;

scripts/lib/plugin-sdk-entrypoints.json

@@ -115,6 +115,7 @@
   "plugin-test-runtime",
   "provider-test-contracts",
   "test-env",
+  "test-fixtures",
   "testing",
   "temp-path",
   "logging-core",