Add final runtime and disk usage summary to mail reports

lib/common.sh

@@ -618,6 +618,7 @@ finish() {
       --hostname="$MAIL_HOSTNAME" --subject-prefix "$MAIL_SUBJECT_PREFIX" --run "$RUN_ID" --exit-code "$code" \
       --started "$RUN_STARTED_EPOCH" --phase "$BACKUP_PHASE" --upload-status "$UPLOAD_STATUS" \
       --config "$CONFIG_FILE" --workdir "$WORKDIR" --archive-dir "$ARCHIVE_DIR" \
+      --staging-root "$STAGING_ROOT" --restore-root "$RESTORE_ROOT" --log-dir "$LOG_DIR" \
       --compression "$COMPRESSOR" --remote "$RCLONE_REMOTE_BASE" --sendmail "$MAIL_SENDMAIL_BIN" \
       --tail-lines "$MAIL_INCLUDE_LOG_TAIL_LINES" --timeout "$MAIL_SEND_TIMEOUT" 2>&1 | tee -a "$LOG_FILE"
     rm -f -- "$report_sizes"