Fix docker build context permanently via .dockerignore + tar verify

scripts/fix-docker-build-context.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# Engångsfix på servern om docker build context failar
+set -euo pipefail
+NODERED_DIR="${1:-/home/ncadmin/nextcloud-node-red}"
+USER="${2:-ncadmin}"
+DI="${NODERED_DIR}/.dockerignore"
+
+echo "[fix] ${NODERED_DIR}"
+
+chown -R "${USER}:${USER}" "${NODERED_DIR}"
+find "${NODERED_DIR}/nodes" -type d -exec chmod u+rwx,go+rx {} + 2>/dev/null || true
+find "${NODERED_DIR}/nodes" -type f -exec chmod u+rw,go+r {} + 2>/dev/null || true
+
+if ! grep -q "nextcloud-collabora-nodered" "${DI}" 2>/dev/null; then
+  cat >> "${DI}" <<'EOF'
+
+# nextcloud-collabora-nodered
+nodes/odds-scraper/odds-scraper
+.git
+.vscode
+**/*.deb
+winboat*
+**/node_modules
+EOF
+fi
+
+tar -cf /dev/null --exclude-from="${DI}" -C "${NODERED_DIR}" . \
+  && echo "[fix] Build context OK — kör ./install.sh"