[feat] /sources implementation

[lgrd]

Need

Code the /sources routes of the admin API.

Tasks

• Code it. See next paragraph.
• Update tests
  • utest/itest if modification of a classe
  • rtest if modification of an API
  • ctest if modification of a configuration
• Run tests
  • Inside the docker provided by the project : rtest, ctest, utest, itest
  • Manually if necessary
• Update the documentation
  • changelog.md
  • documentation directory

Code

• Create new request and response classes
• Modify the administrator and/or serviceManager to have a copy of each services administered. Those copies will be used to make some controls before sending requests to a service.
• Add the route inside the router
  • Controls about the conf are made inside the controller
• Create a function computeRequest() inside the administrateur to send the request to its serviceManager
• Modify the service class to handle this new request
  • Modify computeAdminRequest()
  • Create the function computeSourceRequest(), it will call the sourceManager to :
    • create a source
    • delete a source
    • modify a source
• Modify the sourceManager to execute the different unit actions
• Update the getCap