Add docker files and update requirements

Dockerfile

@@ -0,0 +1,13 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+EXPOSE 5000
+
+CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:5000", "app:app"]

docker-compose.yml

@@ -0,0 +1,9 @@
+services:
+  flask-api:
+    build: .
+    ports:
+      - 5000:5000
+    environment:
+      FLASK_ENV: production
+    volumes:
+      - ./instance:/app/instance

requirements.txt

@@ -2,4 +2,5 @@ Flask==3.0.3
 waitress==3.0.0
 python-dotenv==1.0.1
 SQLAlchemy==2.0.36
-Flask-SQLAlchemy==3.1.1
+Flask-SQLAlchemy==3.1.1
+Gunicorn==23.0.0