Docs/120/make swagger docs

[Kimoo193]

PR Checklist (required)

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines.

• Tests for the changes have been added (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation changes
• Other... Please describe:

Related Issue

Closes #120

[Copilot]

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

Comments suppressed due to low confidence (2)

README.md:58

• [nitpick] Consider using GET /api/departments instead of GET /api/departments/all for a more standard RESTful endpoint naming convention.

+- Get all Departments: `GET /api/departments/all`

README.md:59

• [nitpick] Consider using POST /api/departments for creating a new department, aligning with standard RESTful practices.

+- Create a Department: `POST /api/departments/create`