bug fix + compiling budget calculator

app.py

@@ -25,7 +25,7 @@ def preprocessText(text):
         chunk = chunk.strip()
         if not chunk: 
             continue
-        if chunk.startsith("===") and "SECTION:" in chunk:
+        if chunk.startswith("===") and "SECTION:" in chunk:
             currentLabel = chunk.replace("===", "",).replace("SECTION:", "").strip()
             continue
         cleanedChunks.append(chunk)
@@ -129,4 +129,25 @@ with gr.Blocks(css=custom_css) as demo:
     """
     )
 
+def budgetCalculator(income):
+    if income is None or income <= 0:
+        return "Please enter a monthly income value that is greater than 0."
+    needs = income * 0.5
+    wants = income * 0.3 
+    savings = income * 0.2
+    return (
+        f"### Your 50/30/20 Budget Breakdown:\n\n"
+        f"- **Needs (50%):** ${needs:,.2f}\n"
+        f"- **Wants (30%):** ${wants:,.2f}\n"
+        f"- **Savings (20%):** ${savings:,.2f}\n\n"
+        f"Based on a monthly income of ${income:,.2f}."
+    )
+
+budgetTab = gr.Interface(
+    base = budgetCalculator,
+    inputs = gr.Number(label = "Monthly Income ($))", minimum = 0),
+    outputs = gr.Markdown(label = "Monthly Budget"),
+    title = "50/30/20 Budget Calculator",
+    description = "Want to see what your monthly budget might look like when following financial literacy principles? Enter your monthly income to see the suggested breakdown!"
+
 demo.launch()