chore: update font and image self-sim pipeline errors

Signed-off-by: Suvaditya Mukherjee <suvadityamuk@gmail.com>

demos/pipeline_fn.py

@@ -561,6 +561,10 @@ class GuideFlow3dPipeline:
         log.info("Running similarity-guided optimization...")
         gr.Info("Running similarity-guided optimization...")
 
+        if app_type == 'image' and appearance_image:
+            img = Image.open(appearance_image).convert('RGB')
+            img.save(osp.join(output_dir, 'app_image.png'))
+
         app = appearance_text if app_type == 'text' else appearance_image
         
         # Self-Similarity Optimization

demos/run_gradio_demo.py

@@ -323,8 +323,21 @@ body, .gradio-container {{
     color: #1f2937 !important;
     font-family: 'Avenir Next Regular', 'Inter', 'Roboto', sans-serif !important;
 }}
-h1, h2, h3, span, p {{
-    font-family: 'Avenir Next Regular', 'Inter', 'Roboto', sans-serif;
+/* Add specific components */
+.gradio-container button, 
+.gradio-container input, 
+.gradio-container textarea, 
+.gradio-container label, 
+.gradio-container span, 
+.gradio-container p, 
+.gradio-container h1, 
+.gradio-container h2, 
+.gradio-container h3, 
+.gradio-container h4, 
+.gradio-container h5, 
+.gradio-container h6
+{{
+    font-family: 'Avenir Next Regular', sans-serif !important;
 }}
 .guideflow-header {{
     display: flex; 
@@ -344,7 +357,7 @@ h1, h2, h3, span, p {{
     transform: translateY(0.5rem);
 }}
 .title-uide, .title-flow, .title-3d {{
-    font-family: 'Avenir Next Regular', 'Inter', 'Roboto', sans-serif;
+    font-family: 'Avenir Next Regular', sans-serif !important;
     font-size: 3.5rem;
     font-weight: normal;
     line-height: 1.2;