👽 REDCAP: "(NOTE: Dates must be imported here only in Y-M-D format, regardless of the specific date format designated for this field.)"

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Co-authored-by: REDCap <redcap@vumc.org>

Author: shnizzedy

src/mindlogger_data_export/outputs.py

@@ -588,7 +588,7 @@ def _format_activity(self, df: pl.DataFrame, activity_name: str) -> pl.DataFrame
         record_id = df.select("target_user_secret_id")
         start_date = df.select(
             pl.col("activity_time_start_time")
-            .dt.strftime("%m-%d-%Y")
+            .dt.strftime("%Y-%m-%d")
             .alias("start_date")
         )