Add rSwag to the rStack ecosystem grid

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

index.html

@@ -583,6 +583,18 @@
 				<div class="app-desc">Deploy self-hosted Discourse forums on Hetzner Cloud. Automated provisioning, DNS, SSL, and real-time progress tracking.</div>
 				<span class="app-tag">community</span>
 			</a>
+
+			<a href="https://rswag.online" class="app-card">
+				<div class="app-header">
+					<span class="app-emoji">👕</span>
+					<div>
+						<div class="app-name">rSwag</div>
+						<div class="app-domain">rswag.online</div>
+					</div>
+				</div>
+				<div class="app-desc">Community merchandise on demand. Design, customize, and order stickers, shirts, and more with AI-powered design tools.</div>
+				<span class="app-tag">commerce</span>
+			</a>
 		</div>
 	</div>