Update dependencies

Author: Noam Ross

.Rprofile

@@ -1 +1,23 @@
+if (file.exists(".env")) {
+  try(readRenviron(".env"), silent = TRUE)
+}
+
+if (Sys.info()[['sysname']] %in% c('Linux', 'Windows')) {
+  options(repos = c(RSPM = "https://packagemanager.rstudio.com/all/latest"))
+} else {
+  ## For Mac users, we'll default to installing from CRAN/MRAN instead, since
+  ## RSPM does not yet support Mac binaries.
+  options(repos = c(CRAN = "https://cran.rstudio.com/"),
+          pkgType = "both")
+  # options(renv.config.mran.enabled = TRUE) ## TRUE by default
+}
+
+options(
+  renv.config.repos.override = getOption("repos"),
+  renv.config.auto.snapshot = FALSE, ## Don't keep renv.lock updated automatically (messes up GitHub Actions)
+  renv.config.rspm.enabled = TRUE, ## Use RStudio Package manager for pre-built package binaries
+  renv.config.install.shortcuts = TRUE, ## Use the existing local library to fetch copies of packages for renv
+  renv.config.cache.enabled = TRUE   ## Use the renv build cache to speed up install times
+)
+
 source("renv/activate.R")