feat 自动计算图标颜色

src/@core/utils/image.ts

@@ -0,0 +1,23 @@
+import ColorThief from 'colorthief'
+
+// 将 RGB 转换为十六进制
+function rgbStringToHex(rgbArray: number[]): string {
+  if (rgbArray.length !== 3 || rgbArray.some(isNaN))
+    throw new Error('Invalid RGB string format')
+
+  const [r, g, b] = rgbArray
+
+  const toHex = (c: number): string => {
+    const hex = c.toString(16)
+    return hex.length === 1 ? `0${hex}` : hex
+  }
+
+  return `#${toHex(r)}${toHex(g)}${toHex(b)}`
+}
+
+// 提取主要颜色
+export async function getDominantColor(image: HTMLImageElement): Promise<string> {
+  const colorThief = new ColorThief()
+  const dominantColor = colorThief.getColor(image)
+  return rgbStringToHex(dominantColor)
+}