Update readme and Dockerfile.

README.md

@@ -207,12 +207,16 @@ You can change the local port that the Remotely .NET server listens on by adding
 "Kestrel": {
     "Endpoints": {
       "Http": {
-        "Url": "http://127.0.0.1:{port-number}"
+        "Url": "http://localhost:{port-number}"
       }
     }
   }
 ```
 
+Alternatively, you can use a command-line argument for the `Remotely_Server` process or set an environment variable.
+  - `--urls http://localhost:{port-number}`
+  - `ASPNETCORE_URLS=http://localhost:{port-number}`
+
 ## API and Integrations
 Remotely has a basic API, which can be browsed at https://app.remotely.one/swagger (or your own server instance).  Most endpoints require authentication via an API access token, which can be created by going to Account - API Access.
 

Server/Dockerfile

@@ -7,15 +7,13 @@ ENV ASPNETCORE_URLS="http://*:5000"
 
 
 RUN \
- apt-get -y update && \
- apt-get -y install \
+  apt-get -y update && \
+  apt-get -y install \
   apt-utils \
   wget \
   apt-transport-https \
   unzip \
   acl \
-  libc6-dev \
-  libgdiplus \
   libssl1.0
 
 RUN \
@@ -35,4 +33,4 @@ RUN \
   chown -R www-data:www-data /var/www/remotely
 
 WORKDIR /var/www/remotely
-ENTRYPOINT ["dotnet", "Remotely_Server.dll"]
+ENTRYPOINT ["Remotely_Server"]