release: v0.2.2 AriaEngine OPFS 自研存储后端 — 零依赖纯文件系统

src/engine/aria/index.ts

@@ -25,6 +25,7 @@ import { WAL } from './wal/log';
 import { WALRecordType, type WALRecord } from './types';
 import { CheckpointManager } from './wal/checkpoint';
 import { IndexedDBBackend, MemoryBackend, type IStorageBackend } from './store/backend';
+import { OPFSBackend } from './store/opfs_backend';
 
 // ---------------------------------------------------------------------------
 //  AriaEngine
@@ -63,7 +64,9 @@ export class AriaEngine implements IStorageEngine {
     this.dbName = dbName;
 
     // 1. 存储后端
-    if (this.config.storageBackend === 'indexeddb') {
+    if (this.config.storageBackend === 'opfs') {
+      this.backend = new OPFSBackend();
+    } else if (this.config.storageBackend === 'indexeddb') {
       this.backend = new IndexedDBBackend();
     } else {
       this.backend = new MemoryBackend();