Display thumbnail links in plugin list

src/PluginHost.js

@@ -352,6 +352,9 @@ export class PluginHost extends EventEmitter {
     installable.forEach((p, i) => {
       console.log(`${i + 1}. ${p.name} v${p.version} by ${p.author}`);
       console.log(`   ${p.description || 'No description'}`);
+      if (p.thumbnail) {
+        console.log(`   🖼️  ${p.thumbnail}`);
+      }
     });
 
     const rl = readline.createInterface({

src/index.js

@@ -34,6 +34,9 @@ console.log('Plugin directory:', host.pluginsDir);
 console.log('\n📦 Available in Registry:', host.getRegistry().length);
 host.getRegistry().forEach(p => {
   console.log(`  - ${p.name} v${p.version} by ${p.author}`);
+  if (p.thumbnail) {
+    console.log(`    🖼️  ${p.thumbnail}`);
+  }
 });
 
 const contributors = [...new Set(host.getRegistry().map(p => p.author))];