ruby 2.7

Dockerfile

@@ -11,11 +11,6 @@ COPY --chown=app:www-data ./Gemfile .
 COPY --chown=app:www-data ./config.ru .
 RUN bundle install --path=./vendor
 
-FROM sutty/daemonize:latest AS daemonize
-
-RUN echo /home/builder/packages/home > /etc/apk/repositories
-RUN apk add --no-cache daemonize
-
 FROM sutty/monit:latest
 ENV RACK_ENV=production
 
@@ -23,7 +18,7 @@ RUN addgroup -g 82 -S www-data
 RUN adduser -s /bin/sh -G www-data -h /srv/http -D app
 
 RUN apk add --no-cache ruby ruby-bundler ruby-json
-COPY --from=daemonize /usr/sbin/daemonize /usr/sbin/daemonize
+RUN apk add --no-cache daemonize
 COPY ./monit.conf /etc/monit.d/geminabox.conf
 COPY ./geminabox.sh /usr/local/bin/geminabox
 COPY --from=build /srv/http /srv/http
@@ -33,7 +28,7 @@ RUN chmod 755 /usr/local/bin/geminabox
 # https://github.com/rubygems/rubygems/issues/2918
 # https://gitlab.alpinelinux.org/alpine/aports/issues/10808
 COPY ./rubygems-platform-musl.patch /tmp/
-RUN cd /usr/lib/ruby/2.6.0 && patch -Np 0 -i /tmp/rubygems-platform-musl.patch
+RUN apk add --no-cache patch && cd /usr/lib/ruby/2.7.0 && patch -Np 0 -i /tmp/rubygems-platform-musl.patch && apk del patch
 
 EXPOSE 9292
 VOLUME /srv/gems

rubygems-platform-musl.patch

@@ -1,14 +1,3 @@
---- rubygems/platform.rb.orig
-+++ rubygems/platform.rb
-@@ -89,7 +89,7 @@
-                       when /^dalvik(\d+)?$/ then        [ 'dalvik',    $1  ]
-                       when /^dotnet$/ then              [ 'dotnet',    nil ]
-                       when /^dotnet([\d.]*)/ then       [ 'dotnet',    $1  ]
--                      when /linux/ then                 [ 'linux',     $1  ]
-+                      when /linux-?(\w+)?/ then         [ 'linux',     $1  ]
-                       when /mingw32/ then               [ 'mingw32',   nil ]
-                       when /(mswin\d+)(\_(\d+))?/ then
-                         os, version = $1, $3
 --- rubygems.rb.orig
 +++ rubygems.rb
 @@ -764,10 +764,7 @@