feat: Added sectionate content processor.

sectionate.odin

@@ -0,0 +1,40 @@
+package main
+
+import "core:strings"
+
+wrap_sections :: proc(html: string) -> string {
+	H2 :: "<h2"
+
+	parts: [dynamic]string
+	defer delete(parts)
+	pos := 0
+	search_pos := 0
+
+	for {
+		rel := strings.index(html[search_pos:], H2)
+		if rel < 0 {
+			break
+		}
+		idx := search_pos + rel
+
+		if idx > pos {
+			append(&parts, "<section>")
+			append(&parts, html[pos:idx])
+			append(&parts, "</section>")
+		}
+
+		pos = idx
+		search_pos = idx + len(H2)
+	}
+
+	if pos < len(html) {
+		append(&parts, "<section>")
+		append(&parts, html[pos:])
+		append(&parts, "</section>")
+	}
+
+	if len(parts) == 0 {
+		return html
+	}
+	return strings.join(parts[:], "")
+}