Lockfile's Bundler 1.17 does not run on Ruby 3.2 or newer

A build step failed (exit code 1). The full output is in the deploy log.

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Why it happens

The lock file was written by Bundler 1.17.3, which calls String#untaint, removed in Ruby 3.2. The project names no Ruby version, so it gets the default 3.3. Its Rails 5.1 needs an older Ruby than the engine provides.

What the log looks like

Deploy log
#10 ERROR: process "/bin/sh -c bundle install --jobs 4 --retry 3  && rm -rf ~/.bundle /usr/local/bundle/ruby/*/cache" did not complete successfully: exit code: 1WARNING: current commit information was not captured by the build: failed to read current commit information with git rev-parse --is-inside-work-treepanelalpha.Dockerfile:14--------------------13 |     COPY Gemfile.lock* ./14 | >>> RUN bundle install --jobs 4 --retry 3 \15 | >>>  && rm -rf ~/.bundle /usr/local/bundle/ruby/*/cache16 |--------------------failed to solve: process "/bin/sh -c bundle install --jobs 4 --retry 3  && …

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