Create a relationship between two resources

curl --request POST \
  --url https://api.ctrlplane.dev/api/v1/relationship/resource-to-resource \
  --header 'Content-Type: application/json' \
  --data '{
  "workspaceId": "123e4567-e89b-12d3-a456-426614174000",
  "fromIdentifier": "my-resource",
  "toIdentifier": "my-resource",
  "type": "depends_on"
}'

{
  "message": "Relationship created successfully"
}