speedup

.gitea/workflows/deploy.yml

@@ -100,8 +100,10 @@ jobs:
           #     algorithms some CMU hosts still use that modern OpenSSH disables
           #     by default (a common cause of a silent connection failure).
           #
-          # `debug 3` prints the negotiation so any remaining failure is visible
-          # in the job log instead of just "max-retries exceeded".
+          # To debug connection problems, temporarily add `debug 3;` before the
+          # open line and `--verbose` to the mirror — both are omitted here to
+          # keep the job log small (large logs slow the "Complete job" upload
+          # back to the off-campus Gitea).
           lftp -c "
             set sftp:auto-confirm yes;
             set sftp:connect-program 'ssh -a -x \
@@ -114,10 +116,9 @@ jobs:
             set net:max-retries 2;
             set net:timeout 30;
             set net:reconnect-interval-base 5;
-            debug 3;
             open -u '${SFTP_USERNAME}','${SFTP_PASSWORD}' sftp://${SFTP_HOST}:${PORT};
             mkdir -f -p '${SFTP_REMOTE_PATH}';
-            mirror -R --delete --verbose ./dist/ '${SFTP_REMOTE_PATH}';
+            mirror -R --delete --only-newer ./dist/ '${SFTP_REMOTE_PATH}';
             bye
           "