feat: TextToDiagram v2 (#10530)

* feat: introducing TextToDiagram v2 feature

* fix: eslint issue

* debug mermaid bundle size

* tests: covering the utils

* fix: import mock chunks dynamically to shrink the bundle size

* fix: removing replay feature

* fix: removing unused prop

* fix: bumping workbox cache limit

* snapshots + yarn.lock

* bump mermaid-to-excalidraw@2 and split into its own chunk

* bump node@20

* css tweaks

* move files around & rewrite stream chunk schema

* random naming & file structure refactor + some tweaks

* fix preview theme

* support custom warning renderer

* label and css fix

* fix and rwrite 429 handling

* fix label

---------

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

packages/excalidraw/css/theme.scss

@@ -23,6 +23,7 @@
   --input-hover-bg-color: #{$color-gray-1};
   --input-label-color: #{$color-gray-7};
   --island-bg-color: #ffffff;
+  --island-bg-color-alt: #fff;
   --keybinding-color: var(--color-gray-40);
   --link-color: #{$color-blue-7};
   --overlay-bg-color: #{color.adjust(#fff, $alpha: -0.12)};
@@ -71,6 +72,7 @@
   --library-dropdown-shadow: 0px 15px 6px rgba(0, 0, 0, 0.01),
     0px 8px 5px rgba(0, 0, 0, 0.05), 0px 4px 4px rgba(0, 0, 0, 0.09),
     0px 1px 2px rgba(0, 0, 0, 0.1), 0px 0px 0px rgba(0, 0, 0, 0.1);
+  --chat-msg-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
 
   --space-factor: 0.25rem;
   --text-primary-color: var(--color-on-surface);
@@ -198,6 +200,7 @@
     --input-hover-bg-color: #181818;
     --input-label-color: #{$color-gray-2};
     --island-bg-color: #232329;
+    --island-bg-color-alt: hsl(240, 12%, 12%);
     --keybinding-color: var(--color-gray-60);
     --link-color: #{$color-blue-4};
     --overlay-bg-color: #{color.adjust($color-gray-8, $alpha: -0.88)};