Implement event review timeline (#9941)

* initial implementation of review timeline

* hooks

* clean up and comments

* reorganize components

* colors and tweaks

* remove touch events for now

* remove touch events for now

* fix vite config

* use unix timestamps everywhere

* fix corner rounding

* comparison

* use ReviewSegment type

* update mock review event generator

* severity type enum

* remove testing code

web/src/index.css

@@ -1,3 +1,4 @@
+@import "/themes/tailwind-base.css";
 @import "/themes/theme-default.css";
 @import "/themes/theme-blue.css";
 @import "/themes/theme-gold.css";
@@ -27,3 +28,14 @@
   font-family: "Inter";
   src: url("../fonts/Inter-VariableFont_slnt,wght.ttf");
 }
+
+/* Hide scrollbar for Chrome, Safari and Opera */
+.no-scrollbar::-webkit-scrollbar {
+  display: none;
+}
+
+/* Hide scrollbar for IE, Edge and Firefox */
+.no-scrollbar {
+  -ms-overflow-style: none; /* IE and Edge */
+  scrollbar-width: none; /* Firefox */
+}