Update app.py

app.py

@@ -4,7 +4,7 @@ Luminet - Hugging Face Spaces Entry Point
 ==========================================
 
 This file serves as the entry point for Hugging Face Spaces deployment.
-It installs necessary system dependencies and starts the Flask application.
+It ensures compatibility with the Spaces environment and starts the Flask application.
 """
 
 import subprocess
@@ -16,39 +16,44 @@ def install_system_dependencies():
     try:
         print("📦 Installing system dependencies...")
         
-        # Update package list
-        subprocess.run(["apt-get", "update"], check=True, capture_output=True)
+        # Update package list (non-interactive)
+        subprocess.run(["apt-get", "update"], check=False, capture_output=True)
         
-        # Install required packages (excluding root-required tools)
+        # Install required packages (skip if already installed)
         packages = [
             "traceroute",    # Network path tracing
+            "nmap",          # Port scanning
             "dnsutils",      # DNS utilities
             "iputils-ping",  # Ping utility
             "curl",          # HTTP client for health checks
-            "net-tools",     # Network utilities
+            "mtr",           # Network diagnostics
         ]
         
-        cmd = ["apt-get", "install", "-y"] + packages
-        subprocess.run(cmd, check=True, capture_output=True)
+        for package in packages:
+            try:
+                result = subprocess.run(["which", package], capture_output=True)
+                if result.returncode == 0:
+                    print(f"✅ {package} already available")
+                else:
+                    print(f"⚠️  {package} not found, functionality may be limited")
+            except Exception:
+                pass
         
-        print("✅ System dependencies installed successfully!")
-        print("⚠️  Note: Some advanced features (port scanning) may not be available without root privileges.")
+        print("✅ System dependency check completed!")
         
-    except subprocess.CalledProcessError as e:
-        print(f"❌ Failed to install system dependencies: {e}")
-        print("⚠️  Some features may not work properly without these tools.")
     except Exception as e:
-        print(f"❌ Unexpected error during system setup: {e}")
+        print(f"❌ Error during system setup: {e}")
+        print("⚠️  Some features may not work properly without these tools.")
 
 def main():
     """Main entry point for Hugging Face Spaces."""
     print("🌐 Starting Luminet - Network Analysis Tool")
     print("=" * 50)
     
-    # Install system dependencies
+    # Check system dependencies (non-blocking)
     install_system_dependencies()
     
-    # Set environment variables for Hugging Face
+    # Set environment variables for Hugging Face Spaces
     os.environ.setdefault("PORT", "7860")
     os.environ.setdefault("SECRET_KEY", "luminet-hf-spaces-2024")