vzsg

import Fluent

func fetchChildren<Parent, ParentID, Child: Model, Result>(
        of parents: [Parent],
        idKey: KeyPath<Parent, ParentID?>,
        via reference: KeyPath<Child, ParentID>,
        on conn: DatabaseConnectable,
        combining: @escaping (Parent, [Child]) -> Result) -> Future<[Result]> where ParentID: Hashable & Encodable {
    let parentIDs = parents.compactMap { $0[keyPath: idKey] }
    let children = Child.query(on: conn)

Holger-Will

# generate private key
openssl genrsa -out private.pem 2048
# extatract public key from it
openssl rsa -in private.pem -pubout > public.pem