chore(scripts): add systemd ExecStartPre for kord log directory

When StandardOutput=append points under ~/kord/logs, systemd opens the
file before ExecStart; a missing directory causes status 209/STDOUT.
Inject mkdir -p via ExecStartPre so restarts survive a deleted logs folder.

Made-with: Cursor

scripts/setup-kord-user-log-file.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+# Run ON THE SERVER as the same user that runs kord (e.g. psa), after: ssh psa@server
+# Switches kord user service from journal-only to append logs under ~/kord/logs/kord.log
+
+set -euo pipefail
+
+UNIT="${XDG_CONFIG_HOME:-$HOME/.config}/systemd/user/kord.service"
+LOG_DIR="$HOME/kord/logs"
+LOG_FILE="$LOG_DIR/kord.log"
+
+mkdir -p "$LOG_DIR"
+
+if [[ ! -f "$UNIT" ]]; then
+  echo "Unit not found: $UNIT" >&2
+  exit 1
+fi
+
+cp -a "$UNIT" "${UNIT}.bak.$(date +%Y%m%d%H%M%S)"
+
+# Replace journal with file append (idempotent if already set)
+sed -i \
+  -e 's|^StandardOutput=journal|StandardOutput=append:'"$LOG_FILE"'|' \
+  -e 's|^StandardError=journal|StandardError=append:'"$LOG_FILE"'|' \
+  "$UNIT"
+
+# systemd opens StandardOutput=append before ExecStart; if ~/kord/logs was deleted,
+# the service fails with (code=exited, status=209/STDOUT). Ensure the dir exists first.
+if ! grep -qE '^ExecStartPre=.*mkdir.*kord/logs' "$UNIT"; then
+  sed -i '/^ExecStart=/i ExecStartPre=-/usr/bin/mkdir -p %h/kord/logs' "$UNIT"
+fi
+
+systemctl --user daemon-reload
+systemctl --user restart kord
+
+sleep 2
+systemctl --user --no-pager status kord || true
+
+echo "--- Last lines of $LOG_FILE (if any) ---"
+if [[ -f "$LOG_FILE" ]]; then
+  tail -n 20 "$LOG_FILE"
+else
+  echo "(file not created yet; check status above)"
+fi
+
+echo
+echo "Follow logs: tail -f $LOG_FILE"