WIP: Docker enhancement

* reduces all needed containers into a single one
* simplifies initial startup command by adding docker-entrypoint.sh

Dockerfile

@@ -7,14 +7,16 @@ WORKDIR /konova
 RUN apt update
 RUN apt install -y gdal-bin redis-server nginx
 
-# Copy requirements file into workspace
+# Copy requirements file into workspace and install all dependencies
 COPY ./requirements.txt /konova/
 RUN pip install --upgrade pip
 RUN pip install -r requirements.txt
 
-# Copy rest of project into workspace
+# Remove nginx default configuration and replace with own configuration
 RUN rm /etc/nginx/sites-enabled/default
-COPY ./nginx/nginx.conf /etc/nginx/conf.d
+COPY ./nginx.conf /etc/nginx/conf.d
+
+# Copy rest of project into workspace
 COPY . /konova/
 
 # Move static files in designated folder