diff --git a/.gitea/workflows/docker-build.yml b/.gitea/workflows/docker-build.yml
new file mode 100644
index 0000000..92bc9b6
--- /dev/null
+++ b/.gitea/workflows/docker-build.yml
@@ -0,0 +1,25 @@
+name: Docker Build
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Log in to Gitea Registry
+        run: echo "${{ secrets.REGISTRY_TOKEN }}" | docker login gitea.cuihang1201.synology.me -u hangpersonal --password-stdin
+
+      - name: Build Docker image
+        run: docker build -t gitea.cuihang1201.synology.me/hangpersonal/myapp:latest .
+        
+      - name: Run Docker image
+        run: docker run --rm gitea.cuihang1201.synology.me/hangpersonal/myapp:latest   
+
+      - name: Push Docker image
+        run: docker push gitea.cuihang1201.synology.me/hangpersonal/myapp:latest
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..382f270
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,15 @@
+# Base image with Python 3.10
+FROM python:3.10-slim
+
+# Set work directory inside container
+WORKDIR /app
+
+# Copy dependency file and install dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of your code
+COPY . .
+
+# Default command (can be overridden in docker run)
+CMD ["python3", "main.py"]
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..134950e
--- /dev/null
+++ b/main.py
@@ -0,0 +1 @@
+print("Hello from inside the Docker container!")
\ No newline at end of file
diff --git a/src/mycode.py b/src/mycode.py
deleted file mode 100644
index e69de29..0000000