fix:spinner rending during deps installation step

.changeset/warm-forks-live.md

@@ -0,0 +1,5 @@
+---
+'@tanstack/cli': minor
+---
+
+fix:spinner not rendering properly during deps installation

packages/cli/src/commands/create.ts

@@ -420,10 +420,22 @@ export async function runCreate(
     }, 1000)
 
     try {
-      const { execSync } = await import('node:child_process')
-      const installCmd =
-        packageManager === 'yarn' ? 'yarn' : `${packageManager} install`
-      execSync(installCmd, { cwd: targetDir, stdio: 'ignore' })
+      const { spawn } = await import('node:child_process')
+      const installCmd = packageManager === 'yarn' ? 'yarn' : packageManager
+      const args = packageManager === 'yarn' ? [] : ['install']
+      await new Promise<void>((resolve, reject) => {
+        const child = spawn(installCmd, args, {
+          cwd: targetDir,
+          stdio: 'ignore',
+          shell: true,
+        })
+        child.on('close', (code) => {
+          if (code === 0) resolve()
+          else reject(new Error(`Process exited with code ${code}`))
+        })
+        child.on('error', reject)
+      })
+
       clearInterval(interval)
       const total = Math.floor((Date.now() - startTime) / 1000)
       s.stop(`Dependencies installed (${total}s)`)