diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 0000000..df05d84
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,58 @@
+version: 2.1
+
+commands:
+  setup_db:
+    steps:
+      - run:
+          name: Wait for DB
+          command: dockerize -wait tcp://localhost:5432 -timeout 1m
+      - run:
+          name: Database setup
+          command: bundle exec rake db:create && bundle exec rails db:schema:load --trace
+
+orbs:
+  ruby: circleci/ruby@2.0.0
+  gitleaks: upenn-libraries/gitleaks@1.0.0
+
+ruby_env_defaults: &ruby_env_defaults
+  RAILS_ENV: test
+  RACK_ENV: test
+  DATABASE_URL: "postgresql://postgres@localhost:5432/ethel-test"
+postgres_env_defaults: &postgres_env_defaults
+  POSTGRES_USER: postgres
+  POSTGRES_PASSWORD: ""
+  POSTGRES_DB: ethel-test
+  POSTGRES_HOST_AUTH_METHOD: trust
+
+jobs:
+  rspec:
+    docker:
+      - image: cimg/ruby:3.2.2
+      - image: cimg/postgres:14.6
+      - image: cimg/redis:6.2
+    environment:
+      <<: *ruby_env_defaults
+      <<: *postgres_env_defaults
+    steps:
+      - checkout
+      - ruby/install-deps
+      - setup_db
+      - ruby/rspec-test
+
+  rubocop:
+    docker:
+      - image: cimg/ruby:3.2.2
+    steps:
+      - checkout
+      - ruby/install-deps
+      - ruby/rubocop-check
+
+workflows:
+  version: 2
+  test:
+    jobs:
+      - rspec
+      - rubocop
+      - gitleaks/check_local:
+          image: "quay.io/upennlibraries/gitleaks:v1.23.0"
+          options: "--redact --repo-config"
diff --git a/.rubocop.yml b/.rubocop.yml
index 635fc6d..2a256a4 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -11,9 +11,18 @@ Style/Documentation:
 Metrics/ClassLength:
   Enabled: false
 
+Metrics/LineLength:
+  Enabled: false
+
 Metrics/ModuleLength:
   Enabled: false
 
+Layout/IndentArray:
+  Enabled: false
+
+Layout/IndentHash:
+  Enabled: false
+
 Layout/LineLength:
   Enabled: false
 
diff --git a/Gemfile b/Gemfile
index 2b7aa2d..869de3b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -44,10 +44,10 @@ group :development, :test do
   gem 'factory_bot_rails', '~> 6.2'
   gem 'pry'
   gem 'rspec-rails', '~> 6.0'
-end
-
-group :development do
-  # Speed up commands on slow machines / big apps [https://github.com/rails/spring]
-  # gem "spring"
+  gem 'rubocop-discourse', '~> 3.2'
   gem 'rubocop-rails', '~> 2.19'
+  gem "rspec_junit_formatter", "~> 0.6.0"
 end
+
+
+gem "active_model_serializers", "~> 0.10.13"
diff --git a/Gemfile.lock b/Gemfile.lock
index a47461b..b80f6a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,6 +46,11 @@ GEM
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    active_model_serializers (0.10.13)
+      actionpack (>= 4.1, < 7.1)
+      activemodel (>= 4.1, < 7.1)
+      case_transform (>= 0.2)
+      jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
     activejob (7.0.4.3)
       activesupport (= 7.0.4.3)
       globalid (>= 0.3.6)
@@ -72,6 +77,8 @@ GEM
     bootsnap (1.16.0)
       msgpack (~> 1.2)
     builder (3.2.4)
+    case_transform (0.2)
+      activesupport
     coderay (1.1.3)
     concurrent-ruby (1.2.2)
     crass (1.0.6)
@@ -144,6 +151,7 @@ GEM
     irb (1.6.4)
       reline (>= 0.3.0)
     json (2.6.3)
+    jsonapi-renderer (0.2.2)
     jwt (2.7.0)
     loofah (2.21.1)
       crass (~> 1.0.2)
@@ -246,6 +254,8 @@ GEM
       rspec-mocks (~> 3.12)
       rspec-support (~> 3.12)
     rspec-support (3.12.0)
+    rspec_junit_formatter (0.6.0)
+      rspec-core (>= 2, < 4, != 2.12.0)
     rubocop (1.50.2)
       json (~> 2.3)
       parallel (~> 1.10)
@@ -258,10 +268,21 @@ GEM
       unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.28.1)
       parser (>= 3.2.1.0)
+    rubocop-capybara (2.18.0)
+      rubocop (~> 1.41)
+    rubocop-discourse (3.2.0)
+      rubocop (>= 1.1.0)
+      rubocop-rspec (>= 2.0.0)
+    rubocop-factory_bot (2.22.0)
+      rubocop (~> 1.33)
     rubocop-rails (2.19.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
+    rubocop-rspec (2.22.0)
+      rubocop (~> 1.33)
+      rubocop-capybara (~> 2.17)
+      rubocop-factory_bot (~> 2.22)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
     signet (0.17.0)
@@ -287,6 +308,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  active_model_serializers (~> 0.10.13)
   bootsnap
   debug
   factory_bot_rails (~> 6.2)
@@ -297,6 +319,8 @@ DEPENDENCIES
   rack-cors
   rails (~> 7.0.4, >= 7.0.4.3)
   rspec-rails (~> 6.0)
+  rspec_junit_formatter (~> 0.6.0)
+  rubocop-discourse (~> 3.2)
   rubocop-rails (~> 2.19)
   tzinfo-data
 
diff --git a/app/controllers/items_controller.rb b/app/controllers/items_controller.rb
index c55a236..90dc082 100644
--- a/app/controllers/items_controller.rb
+++ b/app/controllers/items_controller.rb
@@ -2,7 +2,7 @@
 
 class ItemsController < ApplicationController
   def index
-    permitted_params = params.permit(:year, :item_number, :item_text, :points, :rating)
+    permitted_params = params.permit(:year, :item_number, :item_text, :points, :rating).reject{|_, v| v.blank?}
     render json: Item.filter_by_params(permitted_params)
   end
 end
diff --git a/app/serializers/item_serializer.rb b/app/serializers/item_serializer.rb
new file mode 100644
index 0000000..6c0b9c0
--- /dev/null
+++ b/app/serializers/item_serializer.rb
@@ -0,0 +1,3 @@
+class ItemSerializer < ActiveModel::Serializer
+  attributes :id, :year, :item_number, :item_number_addendum, :original_item, :spellchecked_item, :special_event, :points, :point_value, :rating, :comment, :errata
+end
diff --git a/config/initializers/serializers.rb b/config/initializers/serializers.rb
new file mode 100644
index 0000000..95443fd
--- /dev/null
+++ b/config/initializers/serializers.rb
@@ -0,0 +1 @@
+ActiveModelSerializers.config.key_transform = :camel_lower
\ No newline at end of file