Initial commit: Flask hello app

Dockerfile

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+FROM python:3.11-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY app.py .
+
+EXPOSE 5000
+
+CMD ["gunicorn", "--bind", "0.0.0.0:5000", "app:app"]

README.md

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+# Flask Hello App
+
+Простое Flask веб-приложение для тестирования деплоя в Coolify.
+
+## Endpoints
+
+| Endpoint | Description |
+|----------|-------------|
+| `GET /` | Hello world |
+| `GET /health` | Health check |
+| `GET /api/greet?name=YourName` | Greeting API |
+
+## Local Development
+
+```bash
+pip install -r requirements.txt
+python app.py
+```
+
+## Docker
+
+```bash
+docker build -t flask-hello .
+docker run -p 5000:5000 flask-hello
+```
+
+## Test
+
+```bash
+curl http://localhost:5000/
+curl http://localhost:5000/health
+curl http://localhost:5000/api/greet?name=Miru
+```

app.py

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+from flask import Flask, jsonify, request
+
+app = Flask(__name__)
+
+
+@app.route('/')
+def hello():
+    """Hello world route"""
+    return jsonify({
+        'message': 'Hello, World!',
+        'app': 'flask-hello',
+        'status': 'running'
+    })
+
+
+@app.route('/health')
+def health():
+    """Health check route"""
+    return jsonify({
+        'status': 'healthy',
+        'service': 'flask-hello'
+    })
+
+
+@app.route('/api/greet')
+def greet():
+    """Greeting API endpoint"""
+    name = request.args.get('name', 'Friend')
+    return jsonify({
+        'greeting': f'Hello, {name}!',
+        'name': name
+    })
+
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5000)

requirements.txt

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+flask==3.0.0
+gunicorn==21.2.0