Add serializer for Match, Score and Team

app/serializers/application_serializer.rb

@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class ApplicationSerializer < ActiveModel::Serializer
+end

app/serializers/match_serializer.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class MatchSerializer < ApplicationSerializer
+  attributes :state
+
+  has_many :scores
+end

app/serializers/score_serializer.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class ScoreSerializer < ApplicationSerializer
+  attributes :score
+
+  has_one :team
+end

app/serializers/team_serializer.rb

@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+class TeamSerializer < ApplicationSerializer
+  attributes :name
+end