finalize dockerfile and requirements file

ch7/api-dockerization/Dockerfile

@@ -0,0 +1,22 @@
+# Use an official lightweight Python runtime as a base image
+FROM python:3.12-slim
+
+# Set the working directory inside the container
+WORKDIR /app
+
+# Copy the application code into the container
+COPY . .
+
+# Install necessary system dependencies
+RUN apt-get update && apt-get install -y \
+    libffi-dev libssl-dev curl && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose the port on which the FastAPI app will run
+EXPOSE 8000
+
+# Command to run the FastAPI app with uvicorn
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]

ch7/api-dockerization/README.md

@@ -3,9 +3,6 @@
 Redis instance
 
 ```bash
-docker run -d --name redis-stack -p 6379:6379 -p 8001:8001 redis/redis-stack:latest
+pip-compile requirements.in --output-file requirements.txt
 ```
 
-```bash
-python -m bytewax.run ./api-dockerization/app:flow
-```