CLI: Do not fail incompatible package check in doctor if only core packages used

code/lib/cli-storybook/src/doctor/getIncompatibleStorybookPackages.test.ts

@@ -135,6 +135,19 @@ describe('getIncompatibleStorybookPackages', () => {
     vi.mocked(packageManagerMock.getModulePackageJSON).mockReturnValue({ version: '9.0.0' });
   });
 
+  it('succeeds if only core storybook packages used', async () => {
+    vi.mocked(packageManagerMock.getAllDependencies).mockReturnValueOnce({
+      storybook: '9.0.0',
+    });
+
+    const result = await getIncompatibleStorybookPackages({
+      currentStorybookVersion: '9.0.0',
+      packageManager: packageManagerMock as JsPackageManager,
+    });
+
+    expect(result).toHaveLength(0);
+  });
+
   it('returns an array of incompatible packages', async () => {
     // Mock a non-core storybook package that would be found
     vi.mocked(packageManagerMock.getAllDependencies).mockReturnValueOnce({

code/lib/cli-storybook/src/doctor/getIncompatibleStorybookPackages.ts

@@ -1,6 +1,6 @@
 /* eslint-disable local-rules/no-uncategorized-errors */
 import type { JsPackageManager } from 'storybook/internal/common';
-import { versions as storybookCorePackages, versions } from 'storybook/internal/common';
+import { versions as storybookCorePackages } from 'storybook/internal/common';
 import { logger } from 'storybook/internal/node-logger';
 
 import picocolors from 'picocolors';
@@ -102,13 +102,15 @@ export const getIncompatibleStorybookPackages = async (
   context: Context
 ): Promise<AnalysedPackage[]> => {
   const allDeps = context.packageManager.getAllDependencies();
-  const storybookLikeDeps = Object.keys(allDeps).filter(
-    (dep) => dep.includes('storybook') && !versions[dep as keyof typeof versions]
-  );
+  const storybookLikeDeps = Object.keys(allDeps).filter((dep) => dep.includes('storybook'));
   if (storybookLikeDeps.length === 0 && !context.skipErrors) {
     throw new Error('No Storybook dependencies found in the package.json');
   }
-  return Promise.all(storybookLikeDeps.map((dep) => checkPackageCompatibility(dep, context)));
+  return Promise.all(
+    storybookLikeDeps
+      .filter((dep) => !storybookCorePackages[dep as keyof typeof storybookCorePackages])
+      .map((dep) => checkPackageCompatibility(dep, context))
+  );
 };
 
 export const getIncompatiblePackagesSummary = (