update readme.md

services/camera/Dockerfile

 # Use the official Python image as base
-FROM --platform=linux/arm64 python:3.8-slim as build
+FROM python:3.8-slim as build
 
 # Set the working directory inside the container
 WORKDIR /app
 
+# Install system dependencies for Python packages (if needed)
+RUN apt-get update && apt-get install -y build-essential
+
 # Copy the client code into the container
 COPY . .
 
 # Install required Python packages
-RUN pip install -r requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
 
 # Set environment variables with default values
 ENV CAMERA="false" \
@@ -21,4 +24,4 @@ ENV CAMERA="false" \
 # EXPOSE <port_number>
 
 # Command to run the client code
-CMD ["python", "src/camera.py"]
+CMD ["python", "src/camera.py"]
\ No newline at end of file