add generate changelog container. add cmd to regenerate changelog.

Author: makasim

Dockerfile.generate-changelog

@@ -0,0 +1,3 @@
+FROM ruby:2
+
+RUN gem install github_changelog_generator

bin/dev

@@ -3,7 +3,7 @@
 set -x
 set -e
 
-while getopts "bustef" OPTION; do
+while getopts "bustefc" OPTION; do
   case $OPTION in
     b)
       COMPOSE_PROJECT_NAME=mqdev docker-compose build
@@ -23,6 +23,9 @@ while getopts "bustef" OPTION; do
     t)
       COMPOSE_PROJECT_NAME=mqdev docker-compose run --workdir="/mqdev" --rm dev ./bin/test
       ;;
+    c)
+      COMPOSE_PROJECT_NAME=mqdev docker-compose run --workdir="/mqdev" --rm generate-changelog github_changelog_generator --future-release "$2"
+      ;;
 
     \?)
       echo "Invalid option: -$OPTARG" >&2

docker-compose.yml

@@ -38,6 +38,11 @@ services:
     environment:
       MYSQL_ROOT_PASSWORD: rootpass
 
+  generate-changelog:
+    build: { context: ., dockerfile: Dockerfile.generate-changelog }
+    volumes:
+      - ./:/mqdev
+
 volumes:
   mysql-data:
     driver: local