migrate to bitnami/nginx (via #167)

Author: Artem Eroshenko

Dockerfile

@@ -1,5 +1,6 @@
-FROM nginx:alpine
+FROM bitnami/nginx
 
-COPY public /usr/share/nginx/html
+COPY public /app
+COPY nginx/site.conf /opt/bitnami/nginx/conf/server_blocks/site.conf
 
 EXPOSE 80

nginx/site.conf

@@ -0,0 +1,6 @@
+server {
+  listen 0.0.0.0:80 default_server;
+
+  root /app;
+  index index.html;
+}