Add exercise progress graphs to new person overview page

utils.py

@@ -469,3 +469,10 @@ def generate_plot(df, title):
     # Convert Plotly figure to HTML div
     plot_div = pio.to_html(fig, full_html=False)
     return plot_div
+
+def calculate_estimated_1rm(weight, repetitions):
+    # Ensure the inputs are numeric
+    if repetitions == 0:  # Avoid division by zero
+        return 0
+    estimated_1rm = round((100 * int(weight)) / (101.3 - 2.67123 * repetitions), 0)
+    return int(estimated_1rm)