Update app.py

app.py

@@ -108,8 +108,8 @@ def generate_analysis(uploaded_file, client):
         response = client.chat.completions.create(
             model="llama-3.2-11b-vision-preview",
             messages=[{
-                "type": "text",
-                "text": """
+                "role": "system",  # Define the role for the system message
+                "content": """
                     You are an expert nutritionist with advanced image analysis capabilities.  
                     Your task is to analyze the provided image, identify all visible food items, and estimate their calorie content with high accuracy.  
                     **Instructions:**  
@@ -124,6 +124,10 @@ def generate_analysis(uploaded_file, client):
                     - **Total Estimated Calories:** [value] kcal  
                     If the image lacks sufficient detail or is unclear, specify the limitations and include your confidence level in the estimate as a percentage.
                 """
+            },
+            {
+                "role": "user",  # Define the role for the user message
+                "content": f"Analyze this image and provide the nutrition analysis: {image_url}"
             }],
             temperature=0.2,
             max_tokens=400,
@@ -134,6 +138,7 @@ def generate_analysis(uploaded_file, client):
         st.error(f"Error communicating with API: {e}")
         return None
 
+
 # ======================
 # UI COMPONENTS
 # ======================