Enhance Dockerfile: improve logging messages for provider and invoker execution

FROM labs.etsi.org:5050/ocf/capif/python:3-slim-bullseye

RUN apt update

# Update package index and install required tools

RUN apt update && apt install -y git nano && \

    rm -rf /var/lib/apt/lists/*

WORKDIR /sdk

# Copy project files into the container

COPY .. .

# Install Python dependencies

RUN python -m pip install --upgrade pip

RUN pip install -r installation/requirements.txt

RUN pip install .

# Define entrypoint: run provider first, then invoker

ENTRYPOINT sh -c '\

  set -e && \

  echo "Executing provider..." && \

  echo "🚀 Starting provider execution..." && \

  cd ci_cd_test/testing_samples/testing_provider_sample && \

  python testing_provider.py && \

  echo "✅ Provider finished." && \

  echo "🚀 Executing invoker..." && \

  echo "✅ Provider execution finished." && \

  echo "🚀 Starting invoker execution..." && \

  cd ../testing_invoker_sample && \

  python network_app_invoker.py && \

  echo "✅ Invoker finished."'

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  echo "✅ Invoker execution finished."'

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