add CI/CD workflow and Dockerfile for Stellar Price API

Author: zaber-dev

.github/workflows/main.yml

@@ -0,0 +1,66 @@
+name: Stellar Price API CI/CD
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+          
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+          pip install pytest pytest-cov flake8
+          
+      - name: Lint with flake8
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          # exit-zero treats all errors as warnings
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+  docker:
+    needs: test
+    runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request'
+    steps:
+      - uses: actions/checkout@v3
+      
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        
+      - name: Build and export
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile
+          load: true
+          tags: stellar-price-api:latest
+      
+      - name: Test image
+        run: docker run --rm stellar-price-api:latest python -c "import flask; import stellar_sdk; print('Dependencies loaded successfully')"
+
+  deploy:
+    needs: docker
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master'
+    steps:
+      - name: Deploy to server
+        run: echo "Add your deployment steps here"
+        # Example deployment steps:
+        # - Install SSH key
+        # - Connect to server
+        # - Pull latest code
+        # - Restart service

Dockerfile

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+FROM python:3.10-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+ENV TOKEN_CODE=OVRL
+ENV TOKEN_ISSUER=GBZH36ATUXJZKFRMQTAAW42MWNM34SOA4N6E7DQ62V3G5NVITC3QOVRL
+
+EXPOSE 5000
+
+CMD ["python", "main.py"]