refactor: update icon usage and improve painting state management

* replaced InfoCircleFilled icon with Info from lucide-react for consistency
* simplified painting state initialization and handling in AihubmixPage and PaintingsPage
* removed unnecessary conditional logic for setting default painting

src/renderer/src/pages/paintings/AihubmixPage.tsx

@@ -1,4 +1,4 @@
-import { InfoCircleFilled, PlusOutlined, RedoOutlined } from '@ant-design/icons'
+import { PlusOutlined, RedoOutlined } from '@ant-design/icons'
 import IcImageUp from '@renderer/assets/images/paintings/ic_ImageUp.svg'
 import { Navbar, NavbarCenter, NavbarRight } from '@renderer/components/app/Navbar'
 import { HStack } from '@renderer/components/Layout'
@@ -20,6 +20,7 @@ import type { PaintingAction, PaintingsState } from '@renderer/types'
 import { getErrorMessage, uuid } from '@renderer/utils'
 import { Avatar, Button, Input, InputNumber, Radio, Segmented, Select, Slider, Switch, Tooltip, Upload } from 'antd'
 import TextArea from 'antd/es/input/TextArea'
+import { Info } from 'lucide-react'
 import type { FC } from 'react'
 import { useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -72,6 +73,7 @@ const AihubmixPage: FC<{ Options: string[] }> = ({ Options }) => {
     { label: t('paintings.mode.remix'), value: 'remix' },
     { label: t('paintings.mode.upscale'), value: 'upscale' }
   ]
+
   const getNewPainting = () => {
     return {
       ...DEFAULT_PAINTING,
@@ -278,14 +280,6 @@ const AihubmixPage: FC<{ Options: string[] }> = ({ Options }) => {
     }
 
     removePainting(mode, paintingToDelete)
-
-    if (filteredPaintings.length === 1) {
-      const defaultPainting = {
-        ...DEFAULT_PAINTING,
-        id: uuid()
-      }
-      setPainting(defaultPainting)
-    }
   }
 
   const translate = async () => {
@@ -334,6 +328,7 @@ const AihubmixPage: FC<{ Options: string[] }> = ({ Options }) => {
       navigate('../' + providerId, { replace: true })
     }
   }
+
   // 处理模式切换
   const handleModeChange = (value: string) => {
     setMode(value as keyof PaintingsState)
@@ -494,8 +489,9 @@ const AihubmixPage: FC<{ Options: string[] }> = ({ Options }) => {
 
   useEffect(() => {
     if (filteredPaintings.length === 0) {
-      addPainting(mode, getNewPainting())
-      setPainting(DEFAULT_PAINTING)
+      const newPainting = getNewPainting()
+      addPainting(mode, newPainting)
+      setPainting(newPainting)
     }
   }, [filteredPaintings, mode, addPainting, painting])
 
@@ -674,11 +670,17 @@ const ToolbarMenu = styled.div`
   gap: 6px;
 `
 
-const InfoIcon = styled(InfoCircleFilled)`
+const InfoIcon = styled(Info)`
   margin-left: 5px;
   cursor: help;
-  color: #8d94a6;
-  font-size: 12px;
+  color: var(--color-text-2);
+  opacity: 0.6;
+  width: 14px;
+  height: 16px;
+
+  &:hover {
+    opacity: 1;
+  }
 `
 
 const SliderContainer = styled.div`

src/renderer/src/pages/paintings/PaintingsPage.tsx

@@ -1,4 +1,4 @@
-import { PlusOutlined, QuestionCircleOutlined, RedoOutlined } from '@ant-design/icons'
+import { PlusOutlined, RedoOutlined } from '@ant-design/icons'
 import ImageSize1_1 from '@renderer/assets/images/paintings/image-size-1-1.svg'
 import ImageSize1_2 from '@renderer/assets/images/paintings/image-size-1-2.svg'
 import ImageSize3_2 from '@renderer/assets/images/paintings/image-size-3-2.svg'
@@ -26,6 +26,7 @@ import type { FileType, Painting } from '@renderer/types'
 import { getErrorMessage, uuid } from '@renderer/utils'
 import { Button, Input, InputNumber, Radio, Select, Slider, Switch, Tooltip } from 'antd'
 import TextArea from 'antd/es/input/TextArea'
+import { Info } from 'lucide-react'
 import type { FC } from 'react'
 import { useEffect, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -90,7 +91,7 @@ const DEFAULT_PAINTING: Painting = {
 const PaintingsPage: FC<{ Options: string[] }> = ({ Options }) => {
   const { t } = useTranslation()
   const { paintings, addPainting, removePainting, updatePainting } = usePaintings()
-  const [painting, setPainting] = useState<Painting>(DEFAULT_PAINTING)
+  const [painting, setPainting] = useState<Painting>(paintings[0] || DEFAULT_PAINTING)
   const { theme } = useTheme()
   const providers = useAllProviders()
   const providerOptions = Options.map((option) => {
@@ -260,10 +261,6 @@ const PaintingsPage: FC<{ Options: string[] }> = ({ Options }) => {
     }
 
     removePainting('paintings', paintingToDelete)
-
-    if (paintings.length === 1) {
-      setPainting(getNewPainting())
-    }
   }
 
   const onSelectPainting = (newPainting: Painting) => {
@@ -326,8 +323,11 @@ const PaintingsPage: FC<{ Options: string[] }> = ({ Options }) => {
 
   useEffect(() => {
     if (paintings.length === 0) {
-      addPainting('paintings', getNewPainting())
+      const newPainting = getNewPainting()
+      addPainting('paintings', newPainting)
+      setPainting(newPainting)
     }
+
     return () => {
       if (spaceClickTimer.current) {
         clearTimeout(spaceClickTimer.current)
@@ -602,11 +602,13 @@ const RadioButton = styled(Radio.Button)`
   align-items: center;
 `
 
-const InfoIcon = styled(QuestionCircleOutlined)`
+const InfoIcon = styled(Info)`
   margin-left: 5px;
   cursor: help;
   color: var(--color-text-2);
   opacity: 0.6;
+  width: 16px;
+  height: 16px;
 
   &:hover {
     opacity: 1;