diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..603e3bdf
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,17 @@
+name: CI on Pull Request
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Run tests
+        run: |
+          echo "Tesztfuttató"
diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
new file mode 100644
index 00000000..a102250f
--- /dev/null
+++ b/.github/workflows/docker-build.yml
@@ -0,0 +1,39 @@
+name: Build and Push Alpine Docker Image
+
+on:
+  push:
+    branches: [ master ]
+  workflow_dispatch:
+
+env:
+  IMAGE_NAME: alpine-example
+  REGISTRY: docker.io
+  DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}  
+  DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}  
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ env.DOCKER_USERNAME }}
+          password: ${{ env.DOCKER_PASSWORD }}
+          registry: ${{ env.REGISTRY }}
+
+      - name: Build and Push Docker Image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.DOCKER_USERNAME }}/${{ env.IMAGE_NAME }}:latest
+            ${{ env.REGISTRY }}/${{ env.DOCKER_USERNAME }}/${{ env.IMAGE_NAME }}:${{ github.sha }}
diff --git a/dockerfile b/dockerfile
new file mode 100644
index 00000000..801303a1
--- /dev/null
+++ b/dockerfile
@@ -0,0 +1,5 @@
+FROM alpine:3.22
+
+RUN apk add --no-cache bash curl
+
+CMD ["sh"]
diff --git a/teszt b/teszt
new file mode 100644
index 00000000..9daeafb9
--- /dev/null
+++ b/teszt
@@ -0,0 +1 @@
+test