bug: string outcome variable handling throwing an attribute error

[strixy16]

READII-2-ROQC settings config

DATA_SOURCE: "TCIA"
DATASET_NAME: "RADCURE"

### CLINICAL VARIABLE INFORMATION ###
CLINICAL:
    FILE: "RADCURE_Clinical_v04_20241219.xlsx"
    OUTCOME_VARIABLES:
        time_label: "Length FU"
        event_label: "Status"
        convert_to_years: False
        event_value_mapping: {0: ['Alive'], 1: ['Dead']}
    EXCLUSION_VARIABLES: {} 
    INCLUSION_VARIABLES: {'Ds Site': ['Oropharynx'],
                          'HPV': ['Yes, positive', 'Yes, Negative']
                         }

Error:

File "/home/bhkuser/bhklab/katy/readii_2_roqc/.pixi/envs/default/lib/python3.13/site-packages/readii/process/label.py", line 252, in eventOutcomeColumnSetup
    event_column_value_mapping = {status.lower():value for status, value in event_column_value_mapping.items()}
                                  ^^^^^^^^^^^^
AttributeError: 'int' object has no attribute 'lower'

Have obviously mixed up whether the keys, values are event strings or numeric