perf: optimize app startup and background lifecycles

tests/unit/project-packager.test.ts

@@ -4,6 +4,7 @@ import { createRequire } from 'node:module';
 import {
   mkdir,
   mkdtemp,
+  realpath,
   readFile,
   rename,
   rm,
@@ -74,7 +75,7 @@ async function createProject(projectType: ProjectType = 'mini_game'): Promise<st
   await writeFile(join(projectPath, 'index.html'), '<div id="app"></div>', 'utf8');
   await writeFile(join(projectPath, 'src', 'main.ts'), 'console.log("ready")\n', 'utf8');
   await writeFile(join(projectPath, 'public', 'icon.txt'), 'icon\n', 'utf8');
-  return projectPath;
+  return await realpath(projectPath);
 }
 
 afterEach(async () => {