Cut your Rails boot times on Heroku in half with a single command TLDR; heroku labs:enable build-in-app-dir -a <APP_NAME> Now enjoy your Rails app booting ~twice as fast after your next deploy ð But why? One of the tradeoffs with majestic monoliths is that the larger they grow, the more code has to be loaded and interpreted at boot time. In massive code-bases, such as Shopify's and Github's, boot
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