Show the contents of the local tree-retrieval cache
Source:R/pr_tree_cache.R
pr_tree_cache_status.RdLists every cache entry by source, with file size and modification
timestamp. Useful for figuring out where the disk space went or
for confirming a fresh run hit the cache.
Value
A data.frame (sorted by most recent first) with columns
source, hash, size_kb, modified. Returns an empty data
frame with the same columns when the cache is empty.