Create app.py

app.py

@@ -0,0 +1,70 @@
+import subprocess
+import time
+import sys
+import os
+
+def run_bg(command):
+    # Run command in background and ignore output to keep logs clean
+    return subprocess.Popen(
+        command, 
+        shell=True,
+        env={**os.environ, "DISPLAY": ":1"}
+    )
+
+def main():
+    print(">>> Initializing Environment...")
+
+    # 1. Configure KasmVNC (Disable SSL for HF Spaces, Set Port)
+    # We write the config file dynamically
+    vnc_dir = os.path.join(os.environ['HOME'], '.vnc')
+    os.makedirs(vnc_dir, exist_ok=True)
+    
+    yaml_config = """
+network:
+  protocol: http
+  interface: 0.0.0.0
+  websocket_port: 7860
+  ssl:
+    require_ssl: false
+"""
+    with open(os.path.join(vnc_dir, 'kasmvnc.yaml'), 'w') as f:
+        f.write(yaml_config)
+
+    # 2. Start KasmVNC
+    # This acts as the X Server (Display :1) AND the Web Server (Port 7860)
+    print(">>> Starting KasmVNC on Port 7860...")
+    run_bg("vncserver -select-de matchbox -geometry 1280x720 -depth 24 -http_port 7860 -websocket_port 7860 -SecurityTypes None")
+    
+    # Wait for X server to be ready
+    time.sleep(3)
+
+    # 3. Start Window Manager (Matchbox)
+    print(">>> Starting Window Manager...")
+    run_bg("matchbox-window-manager -use_titlebar no")
+
+    # 4. Start Brave Browser
+    print(">>> Starting Brave Browser...")
+    brave_cmd = (
+        "brave-browser "
+        "--start-maximized "
+        "--user-data-dir=/home/user/brave-data "
+        "--no-sandbox " 
+        "--disable-dev-shm-usage "
+        "--disable-gpu-shader-disk-cache "
+        "--test-type "
+        # Use these flags to force software rendering if GPU fails in Space
+        "--disable-gpu-compositing "
+    )
+    
+    # Loop to keep the script running and restart Brave if it crashes
+    while True:
+        try:
+            # We use .run() here to block until Brave closes (if it crashes), then loop restarts it
+            subprocess.run(brave_cmd, shell=True, env={**os.environ, "DISPLAY": ":1"})
+            time.sleep(1)
+        except KeyboardInterrupt:
+            print(">>> Stopping services...")
+            sys.exit(0)
+
+if __name__ == "__main__":
+    main()