fixup: i18n and icon minor changes

app/components/chat.module.scss

@@ -120,7 +120,6 @@
   justify-content: center;
   align-items: center;
 
-  opacity: 0.5;
   color: var(--black);
   transition: all ease 0.3s;
   cursor: pointer;
@@ -128,6 +127,8 @@
   position: relative;
   font-size: 12px;
 
+  animation: slide-in ease 0.3s;
+
   $linear: linear-gradient(
     to right,
     rgba(0, 0, 0, 0),
@@ -152,6 +153,7 @@
 
   &-tips {
     @include show;
+    opacity: 0.5;
   }
 
   &-revert-btn {

app/components/chat.tsx

@@ -303,8 +303,12 @@ function ClearContextDivider() {
         )
       }
     >
-      <div className={chatStyle["clear-context-tips"]}>上下文已清除</div>
-      <div className={chatStyle["clear-context-revert-btn"]}>取消清除</div>
+      <div className={chatStyle["clear-context-tips"]}>
+        {Locale.Context.Clear}
+      </div>
+      <div className={chatStyle["clear-context-revert-btn"]}>
+        {Locale.Context.Revert}
+      </div>
     </div>
   );
 }
@@ -417,7 +421,7 @@ export function ChatActions(props: {
         className={`${chatStyle["chat-input-action"]} clickable`}
         onClick={() => {
           chatStore.updateCurrentSession((session) => {
-            if ((session.clearContextIndex ?? -1) > 0) {
+            if (session.clearContextIndex === session.messages.length) {
               session.clearContextIndex = -1;
             } else {
               session.clearContextIndex = session.messages.length;