You could use separate tools for those tasks. JIRA/Bugzilla/etc. for issue tracking, Sublime Merge or equivalent for comparing a dev branch to a main branch, and CI/CD with Azure Pipelines or whatever the “modern” equivalent of Jenkins is.
That isn’t as convenient as an all-in-one tool, and might not be what the user you’re responding to is doing. But it’s doable.
Sure, but then you're vulnerable to that going down. The question was about why people can be substantially impacted by relatively brief forge downtime.
That isn’t as convenient as an all-in-one tool, and might not be what the user you’re responding to is doing. But it’s doable.