Simple attachments in messages history (#164)

* new attachments in messages history - photo, video, audio, file, link
* improve attachments in messages history and adjusted font size for logo's text in auth screen
* audio duration, file preview and url preview are now visible in attachments in messages history screen
* make MessageBubble width adapt to attachments container width
* topbar back icon crossfade animation
* implement rich text for message input
* handle click and long click on attachments
* added click and long click handlers for attachments in message bubbles
* enabled opening photos, files, and links when clicked.
* implemented basic long-click logging for photos.
* handled back press to return to Conversations from other tabs.
* corrected the logic for filtering and selecting video images.
* updated string resources for attachments, including a new "Clip" string.
* make MessageBubble mention text underline on out messages

core/ui/src/main/res/values-ru/strings.xml

@@ -107,6 +107,7 @@
     <string name="message_attachments_files_few">%1$d файла</string>
     <string name="message_attachments_files_many">%1$d файлов</string>
     <string name="message_attachments_files_other">%1$d файлов</string>
+    <string name="message_attachments_clip">Клип</string>
     <string name="message_attachments_audio_message">Голосовое сообщение</string>
     <string name="message_attachments_link">Ссылка</string>
     <string name="message_attachments_mini_app">Мини-приложение</string>
@@ -263,4 +264,9 @@
     <string name="conversation_context_action_archive">В архив</string>
     <string name="confirm_archive_conversation">Архивировать чат?</string>
     <string name="action_archive">В архив</string>
+    <string name="autofill">Автозаполнение</string>
+    <string name="bold">Жирный</string>
+    <string name="italic">Курсив</string>
+    <string name="underline">Подчёркнутый</string>
+    <string name="link">Ссылка</string>
 </resources>