Add --seed flag to rsync.sh to skip empty-remote-share guard on first push

Rsync/rsync.sh

@@ -128,6 +128,9 @@
 # rsync.sh /path/to/share --log
 #     Verbose output throughout — every decision logged.
 #
+# rsync.sh /path/to/share --seed
+#     Skip the empty-remote-share guard. Use for first-time seeding of a new share.
+#
 # ==============================================================================================
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
@@ -137,11 +140,13 @@ source "$SCRIPT_DIR/../load_config.sh"
 # ── Separate positional directory arg from flags ───────────────────────────────────────────────
 DIRECTORY=""
 PROFILE_OVERRIDE=""
+SEED=false
 RAW_ARGS=()
 
 for ARG in "$@"; do
     case "$ARG" in
         --profile=*) PROFILE_OVERRIDE="${ARG#--profile=}" ;;
+        --seed)      SEED=true ;;
         --*|*=*)     RAW_ARGS+=("$ARG") ;;
         *)           [[ -z "$DIRECTORY" ]] && DIRECTORY="$ARG" || RAW_ARGS+=("$ARG") ;;
     esac
@@ -252,7 +257,7 @@ check_os_version_parity || exit 1
 
 check_connectivity
 check_remote_rootfs
-check_remote_share "$DIRECTORY"
+[[ "$SEED" == false ]] && check_remote_share "$DIRECTORY"
 check_remote_disks "$DIRECTORY"
 
 # Remote Docker daemon — check before attempting container operations