fix linux desktop packaging paths (#1162)

Co-authored-by: xingzhi <chuzihao.czh@alibaba-inc.com>

tests/server/config.test.ts

@@ -1,7 +1,7 @@
 import { describe, expect, it } from 'vitest'
 import { homedir } from 'os'
 import { join, resolve } from 'path'
-import { getListenHost, getWebUiHome } from '../../packages/server/src/config'
+import { getListenHost, getWebUiDataDir, getWebUiHome } from '../../packages/server/src/config'
 
 describe('server config', () => {
   it('defaults to an IPv4 bind host', () => {
@@ -27,4 +27,8 @@ describe('server config', () => {
   it('uses HERMES_WEBUI_STATE_DIR as a compatibility alias', () => {
     expect(getWebUiHome({ HERMES_WEBUI_STATE_DIR: ' ./tmp/hermes-state ' })).toBe(resolve('./tmp/hermes-state'))
   })
+
+  it('keeps runtime data under the web-ui home', () => {
+    expect(getWebUiDataDir({ HERMES_WEB_UI_HOME: ' ./tmp/hermes-ui ' })).toBe(resolve('./tmp/hermes-ui/data'))
+  })
 })