[skip ci] Add some screenshots

Signed-off-by: Anton Filimonov <anton.filimonov@gmail.com>

website/config.toml

@@ -5,6 +5,11 @@ title = "KLOGG"
 theme = 'hugo-book'
 disableKinds = ['taxonomy', 'taxonomyTerm']
 
+[markup]
+  [markup.goldmark]
+    [markup.goldmark.renderer]
+      unsafe = true
+
 [params]
   # (Optional, default 6) Set how many table of contents levels to be showed on page.
   # Use false to hide ToC, note that 0 will default to 6 (https://gohugo.io/functions/default/)

website/content/_index.md

@@ -13,17 +13,14 @@ _klogg_ is designed to:
  - handle huge log files
  - provide a clear view of the matches even in heavily cluttered files.
 
-General usage can be described as simple loop:
-
-{{< mermaid >}}
-
-graph TD;
-    A[Search for some regular expression]-->B[Mark interesting lines to keep in results window];
-    B-->A;
-
-{{< /mermaid >}}
-
- Using this pattern you can get full picture of what was happening at the time of logging.
+Here is what _klogg_ looks like:
+
+<div id="gallery" style="display:none;">
+<img src="/screenshots/mainwindow.png" alt="Klogg main window" />
+<img src="/screenshots/dark.png" alt="Klogg dark theme" />
+<img src="/screenshots/scratchpad.png" alt="Klogg scratchpad" />
+<img src="/screenshots/highlighters.png" alt="Klogg highlighters configuration" />
+</div>
 
 ## Features
 {{< columns >}}