refactor: Moved markdown code to a separate packge.

markdown/sectionate.odin

@@ -0,0 +1,44 @@
+package markdown
+
+import "core:strings"
+
+wrap_sections :: proc(html: string) -> string {
+	H2 :: "<h2"
+
+	sb := strings.builder_make()
+	defer strings.builder_destroy(&sb)
+
+	pos := 0
+	search_pos := 0
+	found := false
+
+	for {
+		rel := strings.index(html[search_pos:], H2)
+		if rel < 0 {
+			break
+		}
+		idx := search_pos + rel
+		found = true
+
+		if idx > pos {
+			strings.write_string(&sb, "<section>")
+			strings.write_string(&sb, html[pos:idx])
+			strings.write_string(&sb, "</section>")
+		}
+
+		pos = idx
+		search_pos = idx + len(H2)
+	}
+
+	if pos < len(html) {
+		strings.write_string(&sb, "<section>")
+		strings.write_string(&sb, html[pos:])
+		strings.write_string(&sb, "</section>")
+		found = true
+	}
+
+	if !found {
+		return html
+	}
+	return strings.to_string(sb)
+}