simplify some retry logic

Author: christianwwwwwwww

sdk/src/network-client.ts

@@ -1451,14 +1451,6 @@ class AleoNetworkClient {
                       "Content-Type": "application/json",
                   }),
               }),
-              {
-                // Only retry on network-level / transient errors to avoid duplicate submission
-                  retryOnStatus: [500, 502, 503, 504],
-                  shouldRetry: (err) => {
-                      const msg = err?.message?.toLowerCase?.() || "";
-                      return msg.includes("timeout") || msg.includes("network") || msg.includes("503");
-                  },
-              }
           );
 
           try {

sdk/src/utils.ts

@@ -61,14 +61,15 @@ type RetryOptions = {
         return await fn();
       } catch (err: any) {
         const isLast = attempt === maxAttempts;
-  
         const error = err as Error & { code?: string; status?: number };
 
-        const retryable =
-          (typeof error.status === "number" && retryOnStatus.includes(error.status)) ||
-          error.message?.includes("5") ||
-          error.message?.includes("404") || 
-          shouldRetry?.(error);
+        let retryable = false;
+  
+        if (typeof error.status === "number") {
+          retryable = retryOnStatus.includes(error.status);
+        } else if (shouldRetry) {
+          retryable = shouldRetry(error);
+        }
 
         if (!retryable || isLast) throw error;