Change Dockerfile reference path

Author: phschiele

docker/Dockerfile

@@ -1,7 +1,7 @@
 FROM python:3.8-slim-buster
 
 WORKDIR pypfopt
-COPY ../pyproject.toml ../poetry.lock ./
+COPY pyproject.toml poetry.lock ./
 
 RUN buildDeps='gcc g++' && \
     apt-get update && apt-get install -y $buildDeps --no-install-recommends && \
@@ -10,18 +10,20 @@ RUN buildDeps='gcc g++' && \
     poetry install -E optionals --no-root && \
     apt-get purge -y --auto-remove $buildDeps
 
-COPY ../. .
+COPY . .
 
 # Usage examples:
 #
 # Build
-# docker build . -t pypfopt
+# from root of repo:
+# docker build -f docker/Dockerfile . -t pypfopt
 #
 # Run
 # iPython interpreter:
 # docker run -it pypfopt poetry run ipython
 # Jupyter notebook server:
 # docker run -it -p 8888:8888 pypfopt poetry run jupyter notebook --allow-root --no-browser --ip 0.0.0.0
+# click on http://127.0.0.1:8888/?token=xxx
 # Pytest
 # docker run -t pypfopt poetry run pytest
 # Bash