Working example with docker-compose

Still need quite a bit of clean-up, but this adds a working docker-compose + Dockerfile setup

Dockerfile

@@ -5,17 +5,25 @@ FROM ubuntu:18.04
 RUN apt-get update -y && \
     apt-get -y install libimage-exiftool-perl
 
-FROM continuumio/miniconda3
+FROM continuumio/miniconda3:4.10.3p0-alpine
 
-COPY . /src
-WORKDIR /src
+COPY . .
 
-COPY environment.yml .
-COPY config.yml .
+# Get the arguments from the docker-compose environment
+ARG PORT
+EXPOSE ${PORT}
 
+# This allows us to use the arguments during runtime
 RUN conda env create -f environment.yml
 
-EXPOSE 5000
-COPY . .
-# CMD python3 -m main -c=config.yml -vv
-CMD ["conda", "run", "--name", "semantic-search", "python3", "-m", "main", "-c=config.yml", "-vv"]
+# Use the conda environment we created to run the application.
+# The docker execution process run conda activate semantic-search, since the lifetime of the environment would only be for the single command.
+# Instead, we'll use the conda run to run the application.
+# Use 0.0.0.0 to explicitly set the host ip for the service on the container. https://pythonspeed.com/articles/docker-connection-refused/
+# Use sh -c to start a shell in order to use environment variables in CMD.
+ENTRYPOINT ["conda", "run", "--no-capture-output", "--name", "semantic-search", \
+    "python3", "-m", "src.main"]
+
+    # "python3", "-m", "src.main", "-c=${CONFIG_FILE}", "-vv" ,"--host=${HOST}, "--port=${PORT}"]
+
+# CMD ["sh", "-c", "echo ${CONFIG_FILE}", "echo ${HOST}", "echo ${PORT}"]