feat(web): role colors with picker, Material 3 draw, effects and inline markdown

web/src/styles/tokens.css

@@ -15,6 +15,12 @@
   --danger: #b3261e;
   --busy: #3b6ea8;
   --role-purple: #7b4fb3;
+  --grad-sunset: linear-gradient(90deg, #ff8a3d, #f0366b);
+  --grad-ocean: linear-gradient(90deg, #1ea7d8, #5b5be0);
+  --grad-aurora: linear-gradient(90deg, #19b97a, #2c8fe6, #9a5bf0);
+  --grad-candy: linear-gradient(90deg, #f06bb3, #8b6bf0);
+  --grad-gold: linear-gradient(90deg, #d99a1c, #f2c94c, #c27a0a);
+  --grad-rainbow: linear-gradient(90deg, #e5484d, #f5a524, #3fb950, #2c8fe6, #9a5bf0);
 
   --surface-2: #efefed;
   --line-strong: rgb(0 0 0 / 14%);