Implement Alert Configurations Endpoints

[mgmonteleone]

• [ ] Get all alert configurations for the project associated to {GROUP-ID}.
• [ ] Create an alert configuration for the project associated to {GROUP-ID}.
• [ ] Get the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
• [ ] Update the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
• [ ] Enable/disable the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
• [ ] Delete the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
• [ ] Get all open alerts for the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.

Method	Endpoint	Description
GET	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs	Get all alert configurations for the project associated to {GROUP-ID}.
POST	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs	Create an alert configuration for the project associated to {GROUP-ID}.
GET	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs/{ALERT-CONFIG-ID}	Get the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
PUT	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs/{ALERT-CONFIG-ID}	Update the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
PATCH	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs/{ALERT-CONFIG-ID}	Enable/disable the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
DELETE	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs/{ALERT-CONFIG-ID}	Delete the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.
GET	/api/atlas/v1.0/groups/{GROUP-ID}/alertConfigs/{ALERT-CONFIG-ID}/alerts	Get all open alerts for the alert configuration specified to {ALERT-CONFIG-ID} for the project associated to {GROUP-ID}.