feat(web): add workspace-aware session flow

packages/storage/storage-sqlite/src/index.ts

@@ -8,7 +8,7 @@
 import type { Context } from 'cordis'
 import z from 'schemastery'
 import type { DatabaseSync } from 'node:sqlite'
-import { StorageError, UNIT_NAME_RE } from '@deepseek-ai/dsh-storage'
+import { StorageError, UNIT_NAME_RE, storageBackendServiceKey } from '@deepseek-ai/dsh-storage'
 import type { KvFacet, KvUnit, KvUnitDescriptor, StorageBackend } from '@deepseek-ai/dsh-storage'
 import { openDatabase, recordTableName, type JournalMode } from './schema.ts'
 import { SqliteKvUnit } from './unit.ts'
@@ -164,4 +164,5 @@ export function apply(ctx: Context, config: Config) {
       await backend.close()
     }
   }, 'storage-sqlite.registerBackend')
+  ctx.provide(storageBackendServiceKey('sqlite'), backend)
 }

packages/storage/storage-sqlite/tests/sqlite-backend.spec.ts

@@ -4,7 +4,7 @@ import { chmod, mkdtemp, rm, writeFile } from 'node:fs/promises'
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
 import { DatabaseSync } from 'node:sqlite'
-import Storage from '@deepseek-ai/dsh-storage'
+import Storage, { storageBackendServiceKey } from '@deepseek-ai/dsh-storage'
 import type { KvUnitDescriptor } from '@deepseek-ai/dsh-storage'
 import { runKvBackendContract } from '../../storage/tests/contract.ts'
 import * as StorageSqlite from '../src/index.ts'
@@ -233,11 +233,13 @@ describe('sqlite backend specifics', () => {
     await ctx.plugin(Storage)
     const fiber = await ctx.plugin(StorageSqlite, { path: ':memory:' })
     const backend = ctx.storage.backend.get('sqlite')
+    expect(ctx.get(storageBackendServiceKey('sqlite'))).toBe(backend)
     const unit = await backend.kv!.open(DESCRIPTOR)
     await unit.putRecord('records', 'k', { n: 1 })
 
     await fiber.dispose()
     expect(ctx.storage.backend.names()).toEqual([])
+    expect(ctx.get(storageBackendServiceKey('sqlite'))).toBeUndefined()
     await expect(backend.kv!.open(DESCRIPTOR)).rejects.toMatchObject({ code: 'closed' })
   })