feat(nbstore): init (#7639)

TODO

- [x] basic
- [x] storages
- [x] producer/consumer
- [x] operation pattern
- [x] events
- [x] worker
- [x] readme
- [x] peer dependencies

packages/common/nbstore/src/storage/blob.ts

@@ -0,0 +1,29 @@
+import { Storage, type StorageOptions } from './storage';
+
+export interface BlobStorageOptions extends StorageOptions {}
+
+export interface BlobRecord {
+  key: string;
+  data: Uint8Array;
+  mime: string;
+  createdAt: Date;
+}
+
+export interface ListedBlobRecord {
+  key: string;
+  mime: string;
+  size: number;
+  createdAt: Date;
+}
+
+export abstract class BlobStorage<
+  Options extends BlobStorageOptions = BlobStorageOptions,
+> extends Storage<Options> {
+  override readonly storageType = 'blob';
+
+  abstract get(key: string): Promise<BlobRecord | null>;
+  abstract set(blob: BlobRecord): Promise<void>;
+  abstract delete(key: string, permanently: boolean): Promise<void>;
+  abstract release(): Promise<void>;
+  abstract list(): Promise<ListedBlobRecord[]>;
+}