fix: cot button can not operate

src/components/image-editor/extract-image-colors.ts

@@ -0,0 +1,45 @@
+const extractImageColors = (base64Image: string) => {
+  return new Promise((resolve, reject) => {
+    const img = new Image();
+    img.src = base64Image;
+
+    img.onload = function () {
+      const canvas = document.createElement('canvas');
+      const ctx = canvas.getContext('2d')!;
+
+      canvas.width = img.width;
+      canvas.height = img.height;
+      ctx.drawImage(img, 0, 0);
+
+      const imageData = ctx.getImageData(0, 0, img.width, img.height);
+      const pixels = imageData.data;
+
+      let blackPixels = [];
+      let whitePixels = [];
+
+      for (let i = 0; i < pixels.length; i += 4) {
+        let r = pixels[i],
+          g = pixels[i + 1],
+          b = pixels[i + 2];
+        let x = (i / 4) % img.width;
+        let y = Math.floor(i / 4 / img.width);
+
+        if (r === 0 && g === 0 && b === 0) {
+          blackPixels.push({ x, y });
+        } else if (r === 255 && g === 255 && b === 255) {
+          whitePixels.push({ x, y });
+        }
+      }
+
+      URL.revokeObjectURL(img.src);
+
+      resolve({ blackPixels, whitePixels });
+    };
+
+    img.onerror = function () {
+      reject(new Error('Image loading failed'));
+    };
+  });
+};
+
+export default extractImageColors;