diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..bdcb8d7
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,19 @@
+name: Python application
+
+on:
+  push:
+    branches: [ python-ci-workflow-1 ]
+  pull_request:
+    branches: [ python-ci-workflow-1 ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: "3.8"
+    - name: Display Python version
+      run: python -c "import sys; print(sys.version)"
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..81eb9ef
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,12 @@
+# syntax=docker/dockerfile:1
+
+FROM python:3.8-slim-buster
+
+WORKDIR /app
+
+COPY requirements.txt requirements.txt
+RUN pip3 install -r requirements.txt
+
+COPY . .
+
+CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0"]
diff --git a/app.py b/app.py
new file mode 100644
index 0000000..32736b7
--- /dev/null
+++ b/app.py
@@ -0,0 +1,6 @@
+from flask import Flask
+app = Flask(__name__)
+
+@app.route('/')
+def hello_world():
+    return 'Hello, GitHub Action!'
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..7e10602
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+flask