chore(dev): fix nix-shell environment; document push-only direction

2026-09-14 18:08:46 +02:00
parent 38356ecc1e
commit a2200f039a
3 changed files with 40 additions and 3 deletions
@@ -316,6 +316,11 @@ ssh user@host 'mkdir -p destination'
 ./build/client /path/to/source user@host:destination
 ```

+FastSync is **push-only**: the source (first argument) is always a local
+directory and only the destination may be remote. A remote source such as
+`client user@host:src ./local` (a "pull") is intentionally not supported; see
+[RSYNC_COMPAT.md](RSYNC_COMPAT.md#direction).
+
 ### TCP transfer

 Start the FastSync server: