修复固件哈希兼容性并完善部署配置

tests/firmwareHash.test.ts

@@ -3,6 +3,7 @@ import { describe, expect, it } from 'vitest'
 import {
   buildFirmwareHashInput,
   calculateFirmwareHashReport,
+  digestFirmwareBytes,
   encodeFirmwareBlockHeader,
   type FirmwareHashByteOrder,
   type FirmwareHashMode,
@@ -131,3 +132,11 @@ describe('firmware SHA report', () => {
     expect(relocatedWithHeaders.combined).not.toEqual(withHeaders.combined)
   })
 })
+
+describe('firmware digest provider', () => {
+  it('falls back to the local implementation when SubtleCrypto is unavailable', async () => {
+    const data = textToBytes('plain HTTP LAN fallback')
+    expect(await digestFirmwareBytes('SHA-256', data, undefined)).toBe(hash('sha256', data))
+    expect(await digestFirmwareBytes('SHA-512', data, undefined)).toBe(hash('sha512', data))
+  })
+})