- Added `parent` property handling in `ThirdPartyEdit.vue`, `Create.vue`, and related components for better association with parent entities.
- Updated `Thirdparty` and `ThirdPartyWrite` types to include `parent` property and ensure type safety.
- Adjusted translations and messages to reflect the new parent entity association concept.
- Migrated API functions in `OnTheFly.js` to `OnTheFly.ts` for improved type safety using TypeScript.
- Added `ThirdPartyEdit.vue` to streamline third-party creation and editing with a Vue component structure.
- Updated third-party-related types in `types.ts` to improve consistency and explicitly distinguish `company`, `contact`, and `child` entities.
- Enhanced `AddPersons.vue` and dependent components to support adding third-party contacts.
- Adjusted styles and removed `.btn-tpchild` for consistency in button definitions across SCSS.