fix: dedupe discovered server URLs

src/stats.ts

@@ -271,9 +271,9 @@ export function resolveServerUrls(options: unknown, providers: unknown, config:
   if (server !== undefined) {
     console.warn("[oc-ls-stats] ignoring invalid 'server' plugin option, falling back to provider detection")
   }
-  const detected = extractProviderUrlsFromList(providers)
+  const detected = [...new Set(extractProviderUrlsFromList(providers))]
   if (detected.length > 0) return detected
-  const legacy = extractProviderUrls(config)
+  const legacy = [...new Set(extractProviderUrls(config))]
   return legacy.length > 0 ? legacy : ["http://localhost:8080"]
 }