diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 9b6c65de2..3a56760af 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -31,30 +31,12 @@ jobs:
           ruby-version: 3.3.5
           bundler-cache: true
 
-      - name: Set up Unlighthouse Scan
-        run: npm install -g @unlighthouse/cli puppeteer
-
       - uses: miloserdow/capistrano-deploy@v3
         with:
           target: staging
           deploy_key: ${{ secrets.STAGING_KEY_PASSWORD }}
           enc_rsa_key_pth: config/credentials/staging_deploy_id_ed25519_enc
 
-      - name: Unlighthouse Assertions and Client
-        run: unlighthouse-ci --site http://51.44.25.104/en --build-static --output-path .unlighthouse/dist
-
-      - name: Make convert_json_to_csv executable
-        run: chmod +x bin/convert_json_to_csv.rb
-
-      - name: Convert JSON to CSV
-        run: bin/convert_json_to_csv.rb .unlighthouse/dist/ci-result.json .unlighthouse/dist/ci-result.csv
-
-      - name: Upload Unlighthouse Report
-        uses: actions/upload-artifact@v4
-        with:
-          name: unlighthouse-report
-          path: .unlighthouse/dist/**
-
   deploy-to-production:
     runs-on: ubuntu-latest
     if: github.event_name == 'release' && github.event.action == 'published'
diff --git a/.github/workflows/scan_unlighthouse.yml b/.github/workflows/scan_unlighthouse.yml
new file mode 100644
index 000000000..963df8e4c
--- /dev/null
+++ b/.github/workflows/scan_unlighthouse.yml
@@ -0,0 +1,39 @@
+name: Unlighthouse reports
+
+on:
+  workflow_dispatch:
+
+jobs:
+  generate-unlighthouse-report:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged == true
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3.5
+          bundler-cache: true
+
+      - name: Set up Unlighthouse Scan
+        run: npm install -g @unlighthouse/cli puppeteer
+
+      - name: Unlighthouse Assertions and Client
+        run: unlighthouse-ci --site http://51.44.25.104/en --build-static --output-path .unlighthouse/dist
+
+      - name: Convert JSON to CSV
+        run: |
+            ruby -e "require './lib/convert_json_to_csv_service'; ConvertJsonToCsvService.call('.unlighthouse/dist/ci-result.json', '.unlighthouse/dist/ci-result.csv')"
+
+      - name: Upload Unlighthouse Report
+        uses: actions/upload-artifact@v4
+        with:
+          name: unlighthouse-report
+          path: .unlighthouse/dist/**
+
+      - name: Upload СCSV Report
+        uses: actions/upload-artifact@v4
+        with:
+          name: csv-report
+          path: .unlighthouse/dist/ci-result.csv
diff --git a/app/lib/convert_json_to_csv.rb b/app/lib/convert_json_to_csv.rb
deleted file mode 100644
index 56cd32340..000000000
--- a/app/lib/convert_json_to_csv.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-require "json"
-require "csv"
-
-class ConvertJsonToCsv
-  def self.perform(input_file, output_file)
-    json_data = JSON.parse(File.read(input_file))
-    CSV.open(output_file, "w", write_headers: true, headers: json_data.first.keys) do |csv|
-      json_data.each { |row| csv << row.values }
-    end
-  end
-end
diff --git a/app/services/convert_json_to_csv_service.rb b/app/services/convert_json_to_csv_service.rb
new file mode 100644
index 000000000..50fdd2d3c
--- /dev/null
+++ b/app/services/convert_json_to_csv_service.rb
@@ -0,0 +1,19 @@
+class ConvertJsonToCsvService
+  def self.call(input_file, output_file)
+    new(input_file, output_file).call
+  end
+
+  def initialize(input_file, output_file)
+    @input_file  = input_file
+    @output_file = output_file
+  end
+
+  def call
+    json_data = JSON.parse(File.read(@input_file))
+
+    CSV.open(@output_file, "w", write_headers: true, headers: json_data.first.keys) do |csv|
+      json_data.each { |row| csv << row.values }
+    end
+    @output_file
+  end
+end
diff --git a/spec/fixtures/files/output.csv b/spec/fixtures/files/output.csv
new file mode 100644
index 000000000..a51461ff4
--- /dev/null
+++ b/spec/fixtures/files/output.csv
@@ -0,0 +1,3 @@
+path,score,performance,accessibility,best-practices,seo
+/en,0.78,0.64,0.86,0.79,0.83
+/en/about-us,0.78,0.63,0.77,0.79,0.92
diff --git a/spec/lib/convert_json_to_csv_spec.rb b/spec/lib/convert_json_to_csv_spec.rb
deleted file mode 100644
index 9e98a9420..000000000
--- a/spec/lib/convert_json_to_csv_spec.rb
+++ /dev/null
@@ -1,26 +0,0 @@
-require "rails_helper"
-
-RSpec.describe ConvertJsonToCsv do
-  let(:input_file) { "spec/fixtures/files/unlighthouse_report.json" }
-  let(:output_file) { "spec/fixtures/files/output.csv" }
-
-  after do
-    File.delete(output_file) if File.exist?(output_file)
-  end
-
-  describe ".perform" do
-    it "converts JSON to CSV" do
-      ConvertJsonToCsv.perform(input_file, output_file)
-      csv_content = CSV.read(output_file, headers: true)
-
-      expect(csv_content.headers).to eq(["path", "score", "performance", "accessibility", "best-practices", "seo"])
-
-      expect(csv_content[0]["path"]).to eq("/en")
-      expect(csv_content[0]["score"]).to eq("0.78")
-      expect(csv_content[0]["performance"]).to eq("0.64")
-      expect(csv_content[0]["accessibility"]).to eq("0.86")
-      expect(csv_content[0]["best-practices"]).to eq("0.79")
-      expect(csv_content[0]["seo"]).to eq("0.83")
-    end
-  end
-end
diff --git a/spec/services/convert_json_to_csv_service_spec.rb b/spec/services/convert_json_to_csv_service_spec.rb
new file mode 100644
index 000000000..6e2cae856
--- /dev/null
+++ b/spec/services/convert_json_to_csv_service_spec.rb
@@ -0,0 +1,42 @@
+require "rails_helper"
+
+RSpec.describe ConvertJsonToCsvService do
+  let(:input_file) { "spec/fixtures/files/unlighthouse_report.json" }
+  let(:output_file) { "spec/fixtures/files/output.csv" }
+  let(:csv_content) { CSV.read(output_file, headers: true) }
+
+  describe ".call" do
+    context "when initializing and calling an instance" do
+      let(:service_instance) { instance_double(ConvertJsonToCsvService) }
+
+      before do
+        allow(ConvertJsonToCsvService).to receive(:new).with(input_file, output_file).and_return(service_instance)
+        allow(service_instance).to receive(:call).and_return(output_file)
+      end
+
+      it "initializes and calls the instance with the provided arguments" do
+        result = ConvertJsonToCsvService.call(input_file, output_file)
+
+        expect(ConvertJsonToCsvService).to have_received(:new).with(input_file, output_file)
+        expect(service_instance).to have_received(:call)
+        expect(result).to eq(output_file)
+      end
+    end
+
+    context "when creating a CSV file" do
+      it "creates a csv file with correct data" do
+        result = ConvertJsonToCsvService.call(input_file, output_file)
+
+        expect(result).to eq(output_file)
+        expect(File.exist?(output_file)).to be_truthy
+        expect(csv_content.headers).to eq(["path", "score", "performance", "accessibility", "best-practices", "seo"])
+        expect(csv_content[0]["path"]).to eq("/en")
+        expect(csv_content[0]["score"]).to eq("0.78")
+        expect(csv_content[0]["performance"]).to eq("0.64")
+        expect(csv_content[0]["accessibility"]).to eq("0.86")
+        expect(csv_content[0]["best-practices"]).to eq("0.79")
+        expect(csv_content[0]["seo"]).to eq("0.83")
+      end
+    end
+  end
+end