refactor: move nginx daemon off to procfile

Dockerfile.alpine

@@ -21,8 +21,7 @@ RUN apk add --no-cache --virtual .run-deps \
    && update-ca-certificates
 
 # Configure Nginx
-RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
-   && sed -i 's/worker_processes  1/worker_processes  auto/' /etc/nginx/nginx.conf \
+RUN sed -i 's/worker_processes  1/worker_processes  auto/' /etc/nginx/nginx.conf \
    && sed -i 's/worker_connections  1024/worker_connections  10240/' /etc/nginx/nginx.conf \
    && mkdir -p '/etc/nginx/dhparam'
 

Dockerfile.debian

@@ -20,8 +20,7 @@ RUN apt-get update \
    && rm -r /var/lib/apt/lists/*
 
 # Configure Nginx
-RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
-   && sed -i 's/worker_processes  1/worker_processes  auto/' /etc/nginx/nginx.conf \
+RUN sed -i 's/worker_processes  1/worker_processes  auto/' /etc/nginx/nginx.conf \
    && sed -i 's/worker_connections  1024/worker_connections  10240/' /etc/nginx/nginx.conf \
    && mkdir -p '/etc/nginx/dhparam'
 

app/Procfile

@@ -1,2 +1,2 @@
 dockergen: docker-gen -watch -notify "nginx -s reload" /app/nginx.tmpl /etc/nginx/conf.d/default.conf
-nginx: nginx
+nginx: nginx -g "daemon off;"