chore: add jimp dependency, icon padding script, and update configuration

pad_icon.js

@@ -0,0 +1,29 @@
+const fs = require('fs');
+const path = require('path');
+
+// Fallback to Jimp if sharp is not available
+try {
+  const Jimp = require('jimp');
+  
+  async function padIconJimp() {
+    console.log('Padding icon using Jimp...');
+    const img = await Jimp.read('Icon.png');
+    // Scale down image to fit within 720x720 while maintaining aspect ratio
+    img.scaleToFit(720, 720);
+    
+    // Create a transparent 1080x1080 background
+    const bg = new Jimp(1080, 1080, 0x00000000);
+    
+    // Center the scaled image on the background
+    const x = (1080 - img.bitmap.width) / 2;
+    const y = (1080 - img.bitmap.height) / 2;
+    
+    bg.composite(img, x, y);
+    await bg.writeAsync('Icon-padded.png');
+    console.log('Icon successfully padded to Icon-padded.png');
+  }
+  
+  padIconJimp().catch(console.error);
+} catch (e) {
+  console.log('Jimp not found. Please install it first using: npm install jimp --no-save');
+}