Feat: Add IPFS gateway fallback tracker and wallet cluster detector

Frontend/src/lib/ipfs-fallback-analytics.ts

@@ -0,0 +1,9 @@
+export class IpfsFallbackAnalytics {
+    private fallbacks: Record<string, number> = {};
+    logGatewayFailure(gateway: string) {
+        this.fallbacks[gateway] = (this.fallbacks[gateway] || 0) + 1;
+    }
+    getReport() {
+        return this.fallbacks;
+    }
+}

Frontend/src/lib/wallet-clustering.ts

@@ -0,0 +1,10 @@
+export function detectAddressClusters(addresses: string[]): string[][] {
+    // Basic clustering algorithm grouping addresses by network prefix
+    const groups: Record<string, string[]> = {};
+    addresses.forEach(addr => {
+        const prefix = addr.slice(0, 4);
+        groups[prefix] = groups[prefix] || [];
+        groups[prefix].push(addr);
+    });
+    return Object.values(groups);
+}