feat: support muting conversations (#614)

locales/zh-CN.json

@@ -109,6 +109,7 @@
     "edit": "编辑",
     "mention_account": "提及 {0}",
     "mute_account": "屏蔽 {0}",
+    "mute_conversation": "静音帖子",
     "open_in_original_site": "从源站打开",
     "pin_on_profile": "置顶在个人资料上",
     "show_untranslated": "显示原文",
@@ -120,6 +121,7 @@
     "unblock_account": "解除拉黑 {0}",
     "unblock_domain": "解除拉黑域名 {0}",
     "unmute_account": "解除屏蔽 {0}",
+    "unmute_conversation": "取消静音帖子",
     "unpin_on_profile": "取消置顶"
   },
   "nav": {