feat: public recipe access (#1610)

* initial public explorer API endpoint

* public API endpoint

* cleanup recipe page

* wip: init explorer page

* use public URLs for shared recipes

* refactor private share tokens to use shared page

frontend/components/Domain/Recipe/RecipeCardMobile.vue

@@ -49,6 +49,7 @@
                   shoppingList: true,
                   print: false,
                   share: true,
+                  publicUrl: false,
                 }"
                 @deleted="$emit('delete', slug)"
               />