🔧 Fix Hugging Face Spaces metadata: Add proper YAML frontmatter

✅ Added complete YAML header with title, emoji, colors
✅ Specified Gradio SDK version 4.0
✅ Configured OAuth settings for login functionality
✅ Resolves 'missing yaml metadata' warning from HF Spaces

README.md

@@ -1,3 +1,16 @@
+---
+title: Enhanced Universal GAIA Agent - SmoLAgents Powered
+emoji: 🚀
+colorFrom: indigo
+colorTo: purple
+sdk: gradio
+sdk_version: "4.0"
+app_file: app.py
+pinned: false
+hf_oauth: true
+hf_oauth_expiration_minutes: 480
+---
+
 # 🚀 Enhanced Universal GAIA Agent - SmoLAgents Framework Powered
 
 **🎯 67%+ GAIA Performance Target with 60+ Point Framework Boost**