Return a data frame of REDCap projects with relevant billing details
Examples
if (FALSE) { # \dontrun{
library(tidyverse)
library(rcc.billing)
library(lubridate)
library(DBI)
library(dotenv)
library(redcapcustodian)
init_etl("billable_candidates")
rc_conn <- connect_to_redcap_db()
rcc_billing_conn <- connect_to_rcc_billing_db()
billable_candidates <- get_billable_candidates(rc_conn, rcc_billing_conn)
} # }