write integration test for all routes on backend

[yesyash]

Description

write integration tests for all routes mentioned below:

Skills APIs:

• GET /v1/skills
  • Description - Retrieve all skills.
  • Issue Ticket - write integration test for v1/skills route #159
• GET /v1/skills/requests
  • Description - Retrieve all skill requests, optionally filtered by status.
  • Issue Ticket -
• POST /v1/skills/requests/{skillId}/action
  • Description - Approve or reject a skill request.
  • Issue Ticket -
• POST /v1/skills
  • Description - Create a new skill.
  • Issue Ticket -
• GET /v1/skills/{id}/endorsements
  • Description - Retrieve endorsements for a specific skill by ID.
  • Issue Ticket -
• POST /v1/skills/{id}/endorsements
  • Description - Create a new endorsement for a specific skill.
  • Issue Ticket -

Endorsements APIs:

• PATCH /v1/endorsements/{id}
  • Description - Update endorsements by endorsements id
  • Issue Ticket -