Update app.py

app.py

@@ -14,16 +14,7 @@ model_name = "gemini-2.0-flash-exp"
 
 #Skin issue detection system instructions
 bounding_box_system_instructions = """
-    Return bounding boxes as a JSON array. Limit to 25 objects per image.
-    Each bounding box must include:
-    - **Coordinates:** x_min, y_min, x_max, y_max.
-    - **Label:** Specific skin condition (e.g., "Pustle," "Nodule," "Melanoma").
-    - **Metadata:** Include details like:
-      - Severity: mild, moderate, severe.
-      - Dimensions: area in mm².
-      - Depth: superficial, mid-layer, or deep.
-      - Color Variations: uniform, uneven.
-"""
+Return bounding boxes as a JSON array with labels specific to medical ultrasound imaging. Never return masks or code fencing. Limit to 25 objects per frame."""
 
 # Additional colors f