switch from gulp to vite to build, add types for reveal.js config

css/theme/solarized.scss

@@ -0,0 +1,61 @@
+/**
+ * Solarized Light theme for reveal.js.
+ * Author: Achim Staebler
+ */
+
+// Default mixins and settings -----------------
+@use "sass:color";
+@import "../template/mixins";
+@import "../template/settings";
+// ---------------------------------------------
+
+// Include theme-specific fonts
+@import url(./fonts/league-gothic/league-gothic.css);
+@import url(https://fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic);
+
+/**
+ * Solarized colors by Ethan Schoonover
+ */
+html * {
+  color-profile: sRGB;
+  rendering-intent: auto;
+}
+
+// Solarized colors
+$base03: #002b36;
+$base02: #073642;
+$base01: #586e75;
+$base00: #657b83;
+$base0: #839496;
+$base1: #93a1a1;
+$base2: #eee8d5;
+$base3: #fdf6e3;
+$yellow: #b58900;
+$orange: #cb4b16;
+$red: #dc322f;
+$magenta: #d33682;
+$violet: #6c71c4;
+$blue: #268bd2;
+$cyan: #2aa198;
+$green: #859900;
+
+// Override theme settings (see ../template/settings.scss)
+$mainColor: $base00;
+$headingColor: $base01;
+$headingTextShadow: none;
+$backgroundColor: $base3;
+$linkColor: $blue;
+$linkColorHover: color.scale($linkColor, $lightness: 20%);
+$selectionBackgroundColor: $magenta;
+
+$overlayElementBgColor: 0, 0, 0;
+$overlayElementFgColor: 240, 240, 240;
+
+// Background generator
+// @mixin bodyBackground() {
+// 	@include radial-gradient( rgba($base3,1), rgba(lighten($base3, 20%),1) );
+// }
+
+// Theme template ------------------------------
+@import "./template/theme";
+// ---------------------------------------------