From 09ba3c5a506600c40c2f8e815ed350f38eb14e57 Mon Sep 17 00:00:00 2001
From: "Alexander A. Klimov" <alexander.klimov@icinga.com>
Date: Mon, 17 Apr 2023 11:36:54 +0200
Subject: [PATCH] Compress all .png-s via optipng

less size - less traffic.
---
 build-docs.rb | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/build-docs.rb b/build-docs.rb
index 55caf9e..91e1e07 100755
--- a/build-docs.rb
+++ b/build-docs.rb
@@ -261,3 +261,9 @@ mkdocs['nav'].push(*subproject_navigation) if subproject_navigation
 
 File.write('mkdocs.yml', mkdocs.to_yaml)
 %x(mkdocs build)
+
+Dir.chdir(mkdocs['site_dir'])
+
+Dir.glob('**/*.png').each do|f|
+  system("optipng #{f}") or exit!
+end