Update INSTALL.debian, for Debian 9(stretch)

config/deploy.rb

@@ -3,7 +3,7 @@ set :default_stage, "staging"
 set :application, "danbooru"
 set :repo_url,  "git://github.com/r888888888/danbooru.git"
 set :scm, :git
-set :deploy_to, "/var/www/danbooru"
+set :deploy_to, "/var/www/danbooru2"
 set :rbenv_ruby, "2.5.1"
 set :linked_dirs, fetch(:linked_dirs, []).push('log', 'tmp/pids', 'tmp/cache', 'tmp/sockets', 'vendor/bundle')
-set :branch, ENV.fetch("branch", "master")
+set :branch, ENV.fetch("branch", "master")

config/docker/danbooru-base

@@ -30,12 +30,12 @@ RUN apt-get update && \
   mkdir -p /var/www/danbooru/shared/data && \
   mkdir -p /var/www/danbooru/shared/data/preview && \
   mkdir -p /var/www/danbooru/shared/data/crop && \
-  mkdir -p /var/www/danbooru/shared/data/sample 
+  mkdir -p /var/www/danbooru/shared/data/sample
 COPY . /app
 RUN chown -R danbooru:danbooru /app && \
   chown -R danbooru:danbooru /var/www/danbooru && \
   mkdir /var/run/danbooru && \
-  chown danbooru:danbooru /var/run/danbooru 
+  chown danbooru:danbooru /var/run/danbooru
 EXPOSE 3000
 USER danbooru
 RUN echo 'gem: --no-document' > ~/.gemrc && \
@@ -46,4 +46,4 @@ RUN yarn install
 COPY script/install/database.yml.templ /app/config/database.yml
 COPY script/install/danbooru_local_config.rb.templ /app/config/danbooru_local_config.rb
 EXPOSE 3000
-CMD sleep 1d
+CMD sleep 1d

config/unicorn/production.rb

@@ -1,5 +1,5 @@
 # Set your full path to application.
-app_path = "/var/www/danbooru/current"
+app_path = "/var/www/danbooru2/current"
 
 # Set unicorn options
 worker_processes 12
@@ -14,7 +14,7 @@ user 'danbooru', 'danbooru'
 # Fill path to your app
 working_directory app_path
 
-# Should be 'production' by default, otherwise use other env 
+# Should be 'production' by default, otherwise use other env
 rails_env = ENV['RAILS_ENV'] || 'production'
 
 # Log everything to one file