skip mapping in case no id exists

[nikgraf]

closes #301

[Copilot]

Pull Request Overview

This PR adds logic to skip types and properties without a knowledgeGraphId when generating the mapping file and includes tests to verify skipping type entries without IDs.

• Added continue checks in buildMappingFile to omit types and properties lacking knowledgeGraphId
• Introduced two tests in Generator.test.ts for skipping entries without IDs

Reviewed Changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated no comments.

File	Description
apps/typesync/src/Generator.ts	Skip types and properties without knowledgeGraphId
apps/typesync/test/Generator.test.ts	Tests for skipping mapping entries with missing IDs

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

Comments suppressed due to low confidence (2)

apps/typesync/test/Generator.test.ts:132

• The second it block has the same description as the previous test. Consider renaming it to something like 'should skip property entries without a knowledgeGraphId' to clarify its purpose.

  it('should skip a type entry without a knowledgeGraphId', () => {

apps/typesync/src/Generator.ts:381

• Consider adding a dedicated test to verify that relation entries with a null or missing knowledgeGraphId are also skipped, ensuring the skip logic covers both properties and relations.

      if (!property.knowledgeGraphId) {