Add ignorecase to search options

app.py

@@ -22,11 +22,11 @@ def filter_dataframe(dataframe, eval_dataset, cont_source, checkboxes):
     """
     if isinstance(eval_dataset, str):
         dataframe = dataframe[
-            dataframe["Evaluation Dataset"].str.contains(eval_dataset)
+            dataframe["Evaluation Dataset"].str.contains(f"(?i){eval_dataset}")
         ]
     if isinstance(cont_source, str):
         dataframe = dataframe[
-            dataframe["Contaminated Source"].str.contains(cont_source)
+            dataframe["Contaminated Source"].str.contains(f"(?i){cont_source}")
         ]
     if isinstance(checkboxes, list) and "Exclude model-based evidences" in checkboxes:
         dataframe = dataframe[dataframe["Approach"] != "model-based"]