* feat: allow update of vacancies in staffing plan
* feat: update staffing plan on creation of job offer
* feat: update staffing plan after submit
* fix: change staffing plan on creation of employee
* fix: calculate vacancies based on job offers and staffing-plan
* test: job applicant creation
* feat: update job applicant on creation of job offer
* test: staffing plan creation
* fix: number of positions calculation
* test: job offer creation and update
* fix: update status of job applicant on change of job offer
* fix: linting
* fix: set number of positions
* fix: linting
* fix(job-offer): add a more descriptive message
* fix: translations in validation message
* Update validation message