Move from nginx based server to static-web-server based

Dockerfile

@@ -5,6 +5,10 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . .
 RUN mkdocs build --clean
 
+FROM joseluisq/static-web-server:2
+
 FROM nginx:alpine
-COPY --from=builder /docs/site /usr/share/nginx/html
-EXPOSE 80
+COPY config.toml /config.toml
+COPY --from=builder /docs/site /public
+ENV SWS_CONFIG_FILE=/config.toml
+EXPOSE 8080