diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
new file mode 100644
index 0000000..98a929e
--- /dev/null
+++ b/.github/workflows/checks.yml
@@ -0,0 +1,17 @@
+name: Checks
+
+on: [push]
+
+jobs:
+  test:
+    name: Test codebase
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - run: make tests
\ No newline at end of file
diff --git a/internal/api/server.go b/internal/api/server.go
index fe3be8e..118b574 100644
--- a/internal/api/server.go
+++ b/internal/api/server.go
@@ -142,7 +142,6 @@ func (s *Server) GetQRCodeFromStore(ctx context.Context, request GetQRCodeFromSt
 
 // QRStore - store QR code
 func (s *Server) QRStore(ctx context.Context, request QRStoreRequestObject) (QRStoreResponseObject, error) {
-	// generate random key
 	uv, err := uuid.NewV4()
 	if err != nil {
 		return QRStore500JSONResponse{
@@ -152,10 +151,8 @@ func (s *Server) QRStore(ctx context.Context, request QRStoreRequestObject) (QRS
 		}, nil
 	}
 
-	// store data in map
 	s.cache.Set(uv.String(), request.Body, 1*time.Hour)
 	hostURL := s.cfg.Host
-	// write key to response
 	shortURL := fmt.Sprintf("%s%s?id=%s", hostURL, "/qr-store", uv.String())
 	return QRStore200JSONResponse(shortURL), nil
 }
diff --git a/internal/api/server_test.go b/internal/api/server_test.go
index 3222cf5..2103826 100644
--- a/internal/api/server_test.go
+++ b/internal/api/server_test.go
@@ -7,6 +7,7 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/gofrs/uuid/v5"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
@@ -367,6 +368,89 @@ func TestSignIn(t *testing.T) {
 	}
 }
 
+func TestQRStore(t *testing.T) {
+	ctx := context.Background()
+	server := New(cfg, keysLoader)
+
+	type bodyType struct {
+		CallbackUrl *string  `json:"callbackUrl,omitempty"`
+		Reason      *string  `json:"reason,omitempty"`
+		Scope       *[]Scope `json:"scope,omitempty"`
+	}
+
+	type expected struct {
+		httpCode int
+		QRStoreResponseObject
+	}
+
+	type testConfig struct {
+		name     string
+		body     QRStoreRequestObject
+		expected expected
+	}
+
+	for _, tc := range []testConfig{
+		{
+			name: "valid request",
+			body: QRStoreRequestObject{
+				Body: &QRStoreJSONRequestBody{
+					From: "",
+					To:   common.ToPointer(""),
+					Typ:  "",
+					Type: "",
+					Body: bodyType{
+						CallbackUrl: common.ToPointer("http://localhost:3000/callback?n=1"),
+						Reason:      common.ToPointer("reason"),
+						Scope: &[]Scope{
+							{
+								CircuitId: "credentialAtomicQuerySigV2",
+								Id:        1,
+								Query:     map[string]interface{}{},
+							},
+						},
+					},
+				},
+			},
+			expected: expected{
+				httpCode: http.StatusOK,
+			},
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			rr, err := server.QRStore(ctx, tc.body)
+			require.NoError(t, err)
+			switch tc.expected.httpCode {
+			case http.StatusOK:
+				response, ok := rr.(QRStore200JSONResponse)
+				require.True(t, ok)
+				assert.True(t, isValidaQrStoreCallback(t, string(response)))
+			default:
+				t.Errorf("unexpected http code: %d", tc.expected.httpCode)
+			}
+		})
+	}
+}
+
+func isValidaQrStoreCallback(t *testing.T, url string) bool {
+	callBackURL := url
+	items := strings.Split(callBackURL, "?")
+	if len(items) != 2 {
+		return false
+	}
+	if items[0] != cfg.Host+"/qr-store" {
+		return false
+	}
+
+	queryItems := strings.Split(items[1], "=")
+	if len(queryItems) != 2 {
+		return false
+	}
+
+	_, err := uuid.FromString(queryItems[1])
+	require.NoError(t, err)
+	return true
+}
+
 func isValidCallBack(t *testing.T, url *string) bool {
 	callBackURL := *url
 	items := strings.Split(callBackURL, "?")