automating docker builds of flask game

.github/workflows/docker-flask.yml

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+name: Build and Publish Flask App Docker Image
+
+on:
+  push:
+    branches:
+      - '**'
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    env:
+      IMAGE_NAME: ${{ github.repository }}
+      BRANCH_TAG: ${{ github.ref_name }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build Docker image
+        run: |
+          docker build -t ghcr.io/${{ github.repository }}:${{ env.BRANCH_TAG }} .
+
+      - name: Run container for 10 seconds
+        run: |
+          docker run -d --name flask-test -p 5006:5006 ghcr.io/${{ github.repository }}:${{ env.BRANCH_TAG }}
+          sleep 10
+          docker ps | grep flask-test
+          docker stop flask-test
+          docker rm flask-test
+
+      - name: Push Docker image to GitHub Package Registry
+        run: |
+          docker push ghcr.io/${{ github.repository }}:${{ env.BRANCH_TAG }}

Dockerfile

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+# Use official Python image
+FROM python:3.11-slim
+
+# Set working directory
+WORKDIR /app
+
+# Copy only necessary files
+COPY requirements.txt ./
+COPY rpgserver.py ./
+COPY roomlogic.py ./
+COPY usercommands.py ./
+COPY world.json ./
+COPY endgame.json ./
+COPY templates/ ./templates/
+COPY images/ ./images/
+
+# Install dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose Flask port
+EXPOSE 5006
+
+# Run the Flask app
+CMD ["python", "rpgserver.py"]

requirements.txt

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+Flask