chore: add information post

content/posts/information/index.md

@@ -0,0 +1,35 @@
++++
+title = "Information"
+date = 2024-01-01
+[taxonomies]
+categories = ["usage"]
+tags = ["content", "features"]
+[extra]
+subtitle = "Usage guide"
++++
+
+## Features
+
+[Halve-Z](https://github.com/charlesrocket/halve-z) is a retro two-column theme for [Zola](https://github.com/getzola/zola). It features taxonomies, automatic color schemes, media shortcodes, GitHub cards, and a [Giscus](https://giscus.app) comment system.
+
+## Front matter
+
+Available (`extra`) options:
+* `subtitle`
+* `image`
+* `csp_img`
+
+```
++++
+title = "Example"
+date = 2009-09-09
+[taxonomies]
+categories = ["general"]
+tags = ["tag"]
+[extra]
+subtitle = "Example subtitle"
+image = "https://example.com/image.png"
+csp_img = ["example.com/", "foo.org/example"]
+```
+
+`h1` headers are reserved for page title (left block) and subtitle (optional, right block).