This functions loads and checks the template file(s)
Examples
td <- get_test_data()
t_df <- load_templates(template_path(td))
#> INFO [2026-06-02 11:30:03] Reading Template_7daytreated.xlsx with load_templates_xlsx
#> INFO [2026-06-02 11:30:03] Reading Template_Untreated.xlsx with load_templates_xlsx
#> INFO [2026-06-02 11:30:03] Loading Template_7daytreated.xlsx
#> INFO [2026-06-02 11:30:03] Loading Template_Untreated.xlsx
#> INFO [2026-06-02 11:30:03] Templates loaded successfully!