chore(deps): update ruby docker tag to v3

renovate-sh-app[bot] · web-flow · commit d8a703634bb7 · 2025-12-16T11:28:28.000Z
| datasource   | package | from  | to    |
| ------------ | ------- | ----- | ----- |
| docker       | ruby    | 2.7.2 | 3.4.7 |
| ruby-version | ruby    | 2.7.2 | 3.4.7 |


Signed-off-by: renovate-sh-app[bot] &lt;219655108+renovate-sh-app[bot]@users.noreply.github.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:2.7.2-alpine
+FROM ruby:3.4.7-alpine@sha256:d279decff1a40535597120bf9546b6c01a5d00298b9a87628f28cf0efd07b02c
 
 COPY Gemfile Gemfile.lock app.rb config.ru /srv/app/
 WORKDIR /srv/app
diff --git a/Gemfile b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby "2.7.2"
+ruby "3.4.7"
 
 gem "sinatra"
 gem "prometheus-client"

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-FROM ruby:2.7.2-alpine`
	`1`	`+FROM ruby:3.4.7-alpine@sha256:d279decff1a40535597120bf9546b6c01a5d00298b9a87628f28cf0efd07b02c`
`2`	`2`
`3`	`3`	`COPY Gemfile Gemfile.lock app.rb config.ru /srv/app/`
`4`	`4`	`WORKDIR /srv/app`