fix: use relative path for non-specified router prefix

Fixes #244

packages/core/src/build.ts

@@ -27,7 +27,11 @@ export async function generateClient(options: GenerateClientOptions = {}, unligh
 
  const { runtimeSettings, resolvedConfig, worker } = unlighthouse
 
- const prefix = withTrailingSlash(withLeadingSlash(resolvedConfig.routerPrefix))
+ let prefix = withTrailingSlash(withLeadingSlash(resolvedConfig.routerPrefix))
+ // for non-specified paths we use relative
+ if (prefix === '/') {
+ prefix = ''
+ }
  const clientPathFolder = dirname(runtimeSettings.resolvedClientPath)
 
  await fs.copy(clientPathFolder, runtimeSettings.generatedClientPath)
@@ -84,8 +88,8 @@ export async function generateClient(options: GenerateClientOptions = {}, unligh
  // should be a single entry
  let indexJS = await fs.readFile(indexPath, 'utf-8')
  indexJS = indexJS
- .replace('const base = "/";', `const base = "${prefix}";`)
- .replace('createWebHistory("/")', `createWebHistory("${prefix}")`)
+ .replace('const base = "/";', `const base = window.location.pathname;`)
+ .replace('createWebHistory("/")', `createWebHistory(window.location.pathname)`)
  await fs.writeFile(indexPath.replace(clientPathFolder, runtimeSettings.generatedClientPath), indexJS, 'utf-8')
  }
  else {