chore: remove rails app

app/models/application_record.rb

@@ -1,5 +0,0 @@
-# frozen_string_literal: true
-
-class ApplicationRecord < ActiveRecord::Base
-  self.abstract_class = true
-end

app/models/link.rb

@@ -1,34 +0,0 @@
-# frozen_string_literal: true
-
-class Link < ApplicationRecord
-  validates :url, presence: true
-  validates :slug, uniqueness: true
-
-  validates :url,
-            format: {
-              with: %r{\A(?:https?://)?(?:\w+\.)?(?:google\.com|sjdonado\.de)(?:/[\w-]+)*/?\z},
-              message: 'domains allowed for demo purposes: [google.com, sjdonado.de]'
-            }
-  validates :url, length: { within: 3..30_000, on: :create, message: 'max length is 30000' }
-
-  before_validation :generate_slug
-
-  def parsed_url
-    "https://#{url}"
-  end
-
-  def generate_slug(attempts = 0)
-    return if slug.present? || attempts == 3
-
-    # Number of combinations 62P6
-    generated_slug = SecureRandom.alphanumeric(6)
-
-    if Link.exists?(slug: generated_slug)
-      generate_slug(attempts + 1)
-    else
-      self.slug = generated_slug
-    end
-  end
-
-  belongs_to :user, optional: true
-end

app/models/user.rb

@@ -1,8 +0,0 @@
-# frozen_string_literal: true
-
-class User < ApplicationRecord
-  validates :username, uniqueness: true
-  has_secure_password
-
-  has_many :links, dependent: :nullify
-end