feat: Add RTL Support to Widget (#11022)

This PR adds RTL support to the web widget for improved right-to-left language compatibility, updates colors, and cleans up code.

Fixes https://linear.app/chatwoot/issue/CW-4089/rtl-issues-on-widget

https://github.com/chatwoot/chatwoot/issues/9791

Other PR: https://github.com/chatwoot/chatwoot/pull/11016

app/javascript/dashboard/assets/scss/_helper-classes.scss

@@ -4,7 +4,6 @@
   @apply inline-block h-6 py-0 px-6 relative align-middle w-6;
 
   &.message {
-    @include normal-shadow;
     @apply bg-white dark:bg-slate-800 rounded-full left-0 my-3 mx-auto p-4 top-0;
 
     &::before {

app/javascript/dashboard/assets/scss/_mixins.scss

@@ -1,79 +1,7 @@
 @import 'dashboard/assets/scss/variables';
-@import 'widget/assets/scss/mixins';
 
 $spinner-before-border-color: rgba(255, 255, 255, 0.7);
 
-//borders
-@mixin border-nil() {
-  border-color: transparent;
-  border: 0;
-}
-
-@mixin thin-border($color) {
-  border: 1px solid $color;
-}
-
-@mixin custom-border-bottom($size, $color) {
-  border-bottom: $size solid $color;
-}
-
-@mixin custom-border-top($size, $color) {
-  border-top: $size solid $color;
-}
-
-@mixin border-normal() {
-  @apply border border-slate-50 dark:border-slate-700;
-}
-
-@mixin border-normal-left() {
-  @apply border-l border-slate-50 dark:border-slate-700;
-}
-
-@mixin border-normal-top() {
-  @apply border-t border-slate-50 dark:border-slate-700;
-}
-
-@mixin border-normal-right() {
-  @apply border-r border-slate-50 dark:border-slate-700;
-}
-
-@mixin border-normal-bottom() {
-  @apply border-b border-slate-50 dark:border-slate-700;
-}
-
-@mixin border-light() {
-  @apply border border-slate-25 dark:border-slate-700;
-}
-
-@mixin border-light-left() {
-  @apply border-l border-slate-25 dark:border-slate-700;
-}
-
-@mixin border-light-top() {
-  @apply border-t border-slate-25 dark:border-slate-700;
-}
-
-@mixin border-light-right() {
-  @apply border-r border-slate-25 dark:border-slate-700;
-}
-
-@mixin border-light-bottom() {
-  @apply border-b border-slate-25 dark:border-slate-700;
-}
-
-// background
-@mixin background-gray() {
-  background: $color-background;
-}
-
-@mixin background-light() {
-  @apply bg-slate-50 dark:bg-slate-800;
-}
-
-@mixin background-white() {
-  @apply bg-white dark:bg-slate-900;
-}
-
 // input form
 @mixin ghost-input() {
   box-shadow: none;
@@ -87,65 +15,6 @@ $spinner-before-border-color: rgba(255, 255, 255, 0.7);
   }
 }
 
-// flex-layout
-@mixin space-between() {
-  display: flex;
-  justify-content: space-between;
-}
-
-@mixin space-between-column() {
-  @include space-between;
-  flex-direction: column;
-}
-
-@mixin space-between-row() {
-  @include space-between;
-  flex-direction: row;
-}
-
-@mixin flex-shrink() {
-  flex: 0 0 auto;
-  max-width: 100%;
-}
-
-@mixin flex-weight($value) {
-  // Grab flex-grow for older browsers.
-  $flex-grow: nth($value, 1);
-
-  // 2009
-  @include prefixer(box-flex, $flex-grow, webkit moz spec);
-
-  // 2011 (IE 10), 2012
-  @include prefixer(flex, $value, webkit moz ms spec);
-}
-
-// full height
-@mixin full-height() {
-  height: 100%;
-}
-
-@mixin round-corner() {
-  border-radius: 1000px;
-}
-
-@mixin scroll-on-hover() {
-  overflow: hidden;
-
-  &:hover {
-    overflow-y: auto;
-  }
-}
-
-
-@mixin horizontal-scroll() {
-  overflow-y: auto;
-}
-
-@mixin elegant-card() {
-  @include normal-shadow;
-  border-radius: $space-small;
-}
-
 @mixin color-spinner() {
   @keyframes spinner {
     to {
@@ -230,17 +99,3 @@ $spinner-before-border-color: rgba(255, 255, 255, 0.7);
     border-left: $size solid transparent;
   }
 }
-
-@mixin text-ellipsis {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-
-@mixin three-column-grid($column-one-width: 16rem,
-  $column-three-width: 16rem) {
-  width: 100%;
-  height: 100%;
-  display: grid;
-  grid-template-columns: minmax($column-one-width, 6fr) 10fr minmax($column-three-width, 6fr);
-}

app/javascript/dashboard/components/widgets/conversation/Message.vue

@@ -663,10 +663,10 @@ export default {
     }
 
     &.is-failed {
-      @apply bg-red-200 dark:bg-red-200;
+      @apply bg-n-ruby-4 dark:bg-n-ruby-4 text-n-slate-12;
 
       .message-text--metadata .time {
-        @apply text-red-50 dark:text-red-50;
+        @apply text-n-ruby-12 dark:text-n-ruby-12;
       }
     }
   }
@@ -727,7 +727,7 @@ li.right {
   }
 
   .wrap.is-failed {
-    @apply flex items-end ml-auto;
+    @apply flex items-end ltr:ml-auto rtl:mr-auto;
   }
 }