Create safe_app.py

safe_app.py

@@ -0,0 +1,18 @@
+# safe_app.py — minimal heartbeat app for Spaces
+import os, platform, datetime, gradio as gr
+
+def ping():
+    return (
+        f"✅ Space is alive\n"
+        f"Time: {datetime.datetime.utcnow().isoformat()}Z\n"
+        f"Python: {platform.python_version()}\n"
+        f"Host: {os.uname().sysname} {os.uname().release}"
+    )
+
+with gr.Blocks() as demo:
+    gr.Markdown("# Safe mode / heartbeat")
+    btn = gr.Button("Ping")
+    out = gr.Textbox(lines=4)
+    btn.click(fn=ping, outputs=out)
+
+demo.launch(server_name="0.0.0.0", server_port=7860)