Put add direction btn under all directions

Add post, put, and delete functionality to directions

Implement add direction button functionality

Delete validation on input change and keep it only for submissions.

Fix directions to update instead of posting a new direction

Add update functionality for recipeDirections

Add saveRecipe functionality for recipes' title, description, and servings

Add cancel and submit buttons to edit recipe page

Format edit page

Add edit page toggle

Add Font Awesome icons

Point correctly to recipeTags model and change ObjectId to String in recipeTags schema

Add recipeTags collection functionality

Remove 'tags' from recipes

Delete tags from recipes