BREAKING CHANGE(core): Make API strict-by-default: remove *Strict variants, throw on not-found/exists conflicts, add explicit exists() methods, update docs/tests and bump deps

ts/classes.smartbucket.ts

@@ -42,11 +42,12 @@ export class SmartBucket {
     return Bucket.getBucketByName(this, bucketNameArg);
   }
 
-  public async getBucketByNameStrict(...args: Parameters<SmartBucket['getBucketByName']>) {
-    const bucket = await this.getBucketByName(...args);
-    if (!bucket) {
-      throw new Error(`Bucket ${args[0]} does not exist.`);
-    }
-    return bucket;
+  /**
+   * Check if a bucket exists
+   */
+  public async bucketExists(bucketNameArg: string): Promise<boolean> {
+    const command = new plugins.s3.ListBucketsCommand({});
+    const buckets = await this.s3Client.send(command);
+    return buckets.Buckets?.some(bucket => bucket.Name === bucketNameArg) ?? false;
   }
 }