Refactoring:

• Re-name "containers" to "services"
• Re-order create jobs and schedule delete job
• Cleaner route handling in web console

Admin:

• Roll version numbers in docker-bake file

• Fix security vulnerabilities in dependencies
• Fix config using old name (Thanks @noraj)

• Add: Support for VNC Console

• Fix CVE-2019-5477 found in nokogiri gem
• Add a custom entry point to swarm containers

v2.3.0

• Introducing new Swarm Services console (beta)
  • Define a container or set of containers and networks associated with a challenge
  • When defined, challenges will have a "Start VM" button that automatically creates a swarm service and shows an xterm.js window that's piped into the entry point of the stack
• Fixes a few CVEs associated with dependent gems

Maintenance Release

• Update to Ruby 2.6.1
• Update to Rails 5.2
• Update gems with published vulnerabilities
• Update Dockerfile and compose file to be more compatible with Docker Swarm

New Features:

• Problem dependencies - create problems that are unlocked after dependent problem(s) completed
• Introduce cool-down for challenge submissions to prevent brute-force attacks
• Add optional "authorization" step for account activation
• Improved submissions feed for admin (add search function, and paginate results)
• Add support for regex flags (#27)
• Better sorting of challenges (#48)
• Improved Docker deployment and documentation (#52)

Fixes for undocumented issues as well as:

• #33 - More recent version of Ruby
• #34 - Puma fails to build
• #38 - Increase max for hints
• #41 - Docker deployment mounts the source inside the container for easy content editing
• #42 - Hints will now wrap or be truncated if too long
• General documentation updates & clarification (#40, #44)

Add clarification for docker deployment and script to aide setup for those docker first timers out there (#52).

Fix #38

New Features:

• Problem dependencies - create problems that are unlocked after dependent problem(s) completed
• Introduce cool-down for challenge submissions to prevent brute-force attacks
• Improved Docker deployment and documentation
• Add optional "authorization" step for account activation

Fixes for undocumented issues as well as:

• #27 - Regex flag support
• #33 - More recent version of Ruby
• #34 - Puma fails to build