🚹 feat: Miscellaneous Accessibility Improvements (#10913)

* 🔱 fix: Fork Menu Accessibility Improvements (#10910)

* feat: more accessible aria-label for fork button

* fix: alignment between text and checkbox

* feat: add text change on focus for parity with on hover for keyboard accessibility

* 🤔 fix: Programmatic Expansion State for Thinking Button (#10912)

* 🙋‍♂️ feat: Accessible Default User Icon Colors (#10909)

* fix: downshift values for all non-compliant default bg-colors for user icons to achieve 4.5:1 contrast threshold minimums with text

* 🚪 feat: Open Sidebar Label Accessibility (#10893)

* feat: more accessible labelling on open / close sidebar

client/src/locales/en/translation.json

@@ -440,6 +440,7 @@
   "com_nav_clear_conversation_confirm_message": "Are you sure you want to clear all conversations? This is irreversible.",
   "com_nav_close_sidebar": "Close sidebar",
   "com_nav_commands": "Commands",
+  "com_nav_control_panel": "Control Panel",
   "com_nav_confirm_clear": "Confirm Clear",
   "com_nav_conversation_mode": "Conversation Mode",
   "com_nav_convo_menu_options": "Conversation Menu Options",
@@ -788,6 +789,7 @@
   "com_ui_client_secret": "Client Secret",
   "com_ui_close": "Close",
   "com_ui_close_menu": "Close Menu",
+  "com_ui_close_var": "Close {{0}}",
   "com_ui_close_settings": "Close Settings",
   "com_ui_close_window": "Close Window",
   "com_ui_code": "Code",
@@ -979,6 +981,7 @@
   "com_ui_fork_info_visible": "This option forks only the visible messages; in other words, the direct path to the target message, without any branches.",
   "com_ui_fork_more_details_about": "View additional information and details about the \"{{0}}\" fork option",
   "com_ui_fork_more_info_options": "View detailed explanation of all fork options and their behaviors",
+  "com_ui_fork_open_menu": "Open Fork Menu",
   "com_ui_fork_processing": "Forking conversation...",
   "com_ui_fork_remember": "Remember",
   "com_ui_fork_remember_checked": "Your selection will be remembered after usage. Change this at any time in the settings.",
@@ -1268,6 +1271,7 @@
   "com_ui_share_var": "Share {{0}}",
   "com_ui_shared_link_delete_success": "Successfully deleted shared link",
   "com_ui_shared_link_not_found": "Shared link not found",
+  "com_ui_open_var": "Open {{0}}",
   "com_ui_shared_prompts": "Shared Prompts",
   "com_ui_shop": "Shopping",
   "com_ui_show_all": "Show All",