Fix startup crash by wrapping optimization in try-except

app.py

@@ -52,15 +52,18 @@ pipe.to("cuda")
 
 pipe.transformer.set_attention_backend("_flash_3_hub")
 
-optimize_pipeline_(
-    pipe,
-    image=[Image.new("RGB", (1024, 1024))],
-    prompt_embeds=remote_text_encoder("prompt").to("cuda"),
-    guidance_scale=2.5,
-    width=1024,
-    height=1024,
-    num_inference_steps=1,
-)
+try:
+    optimize_pipeline_(
+        pipe,
+        image=[Image.new("RGB", (1024, 1024))],
+        prompt_embeds=remote_text_encoder("prompt").to("cuda"),
+        guidance_scale=2.5,
+        width=1024,
+        height=1024,
+        num_inference_steps=1,
+    )
+except Exception as e:
+    print(f"Optimization failed: {e}")
 
 
 def get_duration(