Release notes

• Link the About page's commit hash to the commit #010 · version 0.5.3
• Put the previous post on the left and the next on the right #009 · version 0.5.2
• Show tabs in code blocks 4 columns wide #008 · version 0.5.1
• Add pinned posts #007 · version 0.5.0
• Require Go 1.27.3 #006 · version 0.4.1
• Add author to post header #005 · version 0.4.0
• Add release notes pages #004 · version 0.3.0
• Add content hash to stylesheet URL; start pull-releases records #003 · version 0.2.1
• Add About page, configurable Home link, RSS footer, MIT license #002 · version 0.2.0
• Add Markdown blog server #001