add index.php redirecting to /tt-rss/

app/Dockerfile

@@ -8,6 +8,7 @@ RUN apk add --no-cache php7 php7-fpm \
 	git postgresql-client dcron sudo
 
 ADD startup.sh /
+ADD index.php /
 ADD scripts/update /etc/periodic/15min/
 
 RUN sed -i.bak 's/^listen = 127.0.0.1:9000/listen = 9000/' /etc/php7/php-fpm.d/www.conf

app/index.php

@@ -0,0 +1,3 @@
+<?php 
+   header("Location: /tt-rss/");
+   return;

app/startup.sh

@@ -5,6 +5,8 @@ SRC_REPO=https://git.tt-rss.org/fox/tt-rss.git
 
 export PGPASSWORD=$DB_PASS 
 
+[ ! -e /var/www/html/index.php ] && cp /index.php /var/www/html
+
 PSQL="psql -q -h $DB_HOST -U $DB_USER $DB_NAME"
 
 if [ ! -d $DST_DIR ]; then