Added versions API and tests

app/controllers/api/v1/versions_controller.rb

@@ -0,0 +1,29 @@
+module Api
+  module V1
+    class VersionsController < BaseController
+
+      def index
+        versions = Version.all
+        base_url = request.base_url
+
+        version_data = versions.map do |version|
+          {
+            version: version,
+            url: version_url(version, base_url)
+          }
+        end
+
+        render json: { versions: version_data }, status: :ok
+      end
+
+      private
+
+      # Generates a version URL given a version name and the base URL
+      def version_url(version, base_url)
+        "https://#{version}.#{base_url}"
+      end
+
+
+    end
+  end
+end

config/routes.rb

@@ -84,6 +84,7 @@
       resources :collections, only: [:index, :show, :create, :destroy]
       resources :saved_scenarios, only: %i[index show create update destroy]
       resources :featured_scenarios, only: %i[index show]
+      resources :versions, only: [:index]
     end
   end
 

spec/controllers/api/v1/versions_controller_spec.rb

@@ -0,0 +1,26 @@
+require 'rails_helper'
+
+RSpec.describe 'API::V1::Versions', type: :request do
+  let(:user) { create(:user) }
+
+  describe 'GET /api/v1/versions' do
+    before do
+      get '/api/v1/versions',
+        as: :json,
+        headers: access_token_header(user, :read)
+    end
+
+    it 'returns a successful response' do
+      expect(response).to have_http_status(:ok)
+    end
+
+    it 'returns all versions with their URLs' do
+      parsed_response = JSON.parse(response.body)
+
+      expect(parsed_response['versions']).to be_present
+      expect(parsed_response['versions'].map { |v| v['version'] }).to match_array(Version.all)
+      expect(parsed_response['versions'].first).to have_key('url')
+      puts parsed_response
+    end
+  end
+end