feat(core): rebrand to @lossless.zone/objectstorage

- Rename from @lossless.zone/s3container to @lossless.zone/objectstorage
- Replace @push.rocks/smarts3 with @push.rocks/smartstorage
- Change env var prefix from S3_ to OBJST_
- Rename S3Container class to ObjectStorageContainer
- Update web component prefix from s3c- to objst-
- Update UI labels, CLI flags, documentation, and Docker config

ts_interfaces/data/object.ts

@@ -0,0 +1,14 @@
+export interface IObjectInfo {
+  key: string;
+  size: number;
+  lastModified: number;
+  etag: string;
+  contentType: string;
+}
+
+export interface IObjectListResult {
+  objects: IObjectInfo[];
+  commonPrefixes: string[];
+  isTruncated: boolean;
+  currentPrefix: string;
+}