Add tooltip to Hive Chat AddButton

src/components/common/Tooltip.tsx

@@ -0,0 +1,108 @@
+import React, { useState } from 'react';
+import styled from 'styled-components';
+interface TooltipProps {
+  text: string;
+  children: React.ReactNode;
+  position?: 'top' | 'right' | 'bottom' | 'left';
+}
+const TooltipWrapper = styled.div`
+  position: relative;
+  display: inline-block;
+`;
+const TooltipContent = styled.div<{ visible: boolean; position: string }>`
+  position: absolute;
+  background: rgba(31, 41, 55, 0.95);
+  color: white;
+  padding: 8px 16px;
+  border-radius: 6px;
+  font-size: 13px;
+  font-weight: 500;
+  max-width: 200px;
+  white-space: nowrap;
+  pointer-events: none;
+  z-index: 1000;
+  box-shadow:
+    0 4px 6px -1px rgba(0, 0, 0, 0.1),
+    0 2px 4px -1px rgba(0, 0, 0, 0.06);
+  transition:
+    opacity 0.2s,
+    visibility 0.2s;
+  opacity: ${({ visible }) => (visible ? 1 : 0)};
+  visibility: ${({ visible }) => (visible ? 'visible' : 'hidden')};
+  ${({ position }) => {
+    switch (position) {
+      case 'top':
+        return `
+          bottom: 100%;
+          left: 50%;
+          transform: translateX(-50%);
+          margin-bottom: 8px;
+          &::after {
+            top: 100%;
+            left: 50%;
+            transform: translateX(-50%);
+            border-color: rgba(31, 41, 55, 0.95) transparent transparent transparent;
+          }
+        `;
+      case 'right':
+        return `
+          left: 100%;
+          top: 50%;
+          transform: translateY(-50%);
+          margin-left: 8px;
+          &::after {
+            right: 100%;
+            top: 50%;
+            transform: translateY(-50%);
+            border-color: transparent rgba(31, 41, 55, 0.95) transparent transparent;
+          }
+        `;
+      case 'bottom':
+        return `
+          top: 100%;
+          left: 50%;
+          transform: translateX(-50%);
+          margin-top: 8px;
+          &::after {
+            bottom: 100%;
+            left: 50%;
+            transform: translateX(-50%);
+            border-color: transparent transparent rgba(31, 41, 55, 0.95) transparent;
+          }
+        `;
+      case 'left':
+        return `
+          right: 100%;
+          top: 50%;
+          transform: translateY(-50%);
+          margin-right: 8px;
+          &::after {
+            left: 100%;
+            top: 50%;
+            transform: translateY(-50%);
+            border-color: transparent transparent transparent rgba(31, 41, 55, 0.95);
+          }
+        `;
+      default:
+        return '';
+    }
+  }}
+  &::after {
+    content: '';
+    position: absolute;
+    border-width: 5px;
+    border-style: solid;
+  }
+`;
+const Tooltip: React.FC<TooltipProps> = ({ text, children, position = 'right' }) => {
+  const [visible, setVisible] = useState(false);
+  return (
+    <TooltipWrapper onMouseEnter={() => setVisible(true)} onMouseLeave={() => setVisible(false)}>
+      {children}
+      <TooltipContent visible={visible} position={position}>
+        {text}
+      </TooltipContent>
+    </TooltipWrapper>
+  );
+};
+export default Tooltip;

src/people/hiveChat/index.tsx

@@ -18,6 +18,7 @@ import styled from 'styled-components';
 import { EuiLoadingSpinner } from '@elastic/eui';
 import MaterialIcon from '@material/react-material-icon';
 import { chatHistoryStore } from 'store/chat.ts';
+import Tooltip from 'components/common/Tooltip';
 import { renderMarkdown } from '../utils/RenderMarkdown.tsx';
 import { UploadModal } from '../../components/UploadModal';
 import { useFeatureFlag, useBrowserTabTitle } from '../../hooks';
@@ -1978,9 +1979,11 @@ export const HiveChatView: React.FC = observer(() => {
                     Save
                   </SendButton>
                 )}
-                <AddButton onClick={() => handleNewChat()} disabled={isUpdatingTitle}>
-                  <MaterialIcon icon="add" style={{ fontSize: '16px', color: '#5f6368' }} />
-                </AddButton>
+                <Tooltip text="New Chat" position="right">
+                  <AddButton onClick={() => handleNewChat()} disabled={isUpdatingTitle}>
+                    <MaterialIcon icon="add" style={{ fontSize: '16px', color: '#5f6368' }} />
+                  </AddButton>
+                </Tooltip>
                 {isMinimized && (
                   <AddButton onClick={handleRestore} title="Show Artifacts">
                     <MaterialIcon