CI: install rsync and openssh-client before deploy

Gitea/act runners often lack rsync; apt/apk/dnf install step runs
before ssh/rsync in deploy-talkpro.sh.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/deploy-talkpro.sh

@@ -50,6 +50,9 @@ else
 fi
 npm run build
 
+command -v ssh >/dev/null || { echo "ERROR: ssh not found (install openssh-client)" >&2; exit 127; }
+command -v rsync >/dev/null || { echo "ERROR: rsync not found (CI: apt-get install rsync)" >&2; exit 127; }
+
 ssh "${SSH_OPTS[@]}" "${USER}@${HOST}" "mkdir -p ${REMOTE_ROOT}"
 
 rsync -avz --delete \