feat: duplicate recipes (#1750)

* feature/frontend: Add duplicate button to recipe

* feature/backend: Add recipe duplication endpoint

* feature/frontend: add duplication API call

* Regenerate API docs

* Fix linter errors

* Fix backend linter error

* Move recipe duplication logic to recipe service

* Add test for recipe duplication

* Improve recipe ingredients copy test

* generate types

* import type

Co-authored-by: Hayden <64056131+hay-kot@users.noreply.github.com>

frontend/lib/icons/icons.ts

@@ -123,6 +123,7 @@ import {
   mdiText,
   mdiTextBoxOutline,
   mdiChefHat,
+  mdiContentDuplicate,
 } from "@mdi/js";
 
 export const icons = {
@@ -173,6 +174,7 @@ export const icons = {
   dotsHorizontal: mdiDotsHorizontal,
   dotsVertical: mdiDotsVertical,
   download: mdiDownload,
+  duplicate: mdiContentDuplicate,
   email: mdiEmail,
   externalLink: mdiLinkVariant,
   eye: mdiEye,