diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000..ae561fc
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+* @elsesiy
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..58f3482
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,15 @@
+---
+name: ci
+on:
+  pull_request:
+jobs:
+  ci_job:
+    name: test
+    runs-on: ubuntu-22.04
+    container:
+      image: golang:1.20
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Test
+        run: go test -count=1 -v -short -race -timeout 30s ./...
diff --git a/Dockerfile b/Dockerfile
index 48f73bf..40df6a2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.18 AS build-env
+FROM golang:1.20 AS build-env
 
 WORKDIR /qrgo
 COPY main.go go.mod go.sum ./
diff --git a/go.mod b/go.mod
index fa305d8..79fb255 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/elsesiy/qrgo
 
-go 1.18
+go 1.20
 
 require github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e