Add ops scripts and offline transformers bootstrap.

Maintenance CLI for finished-product/shopping audit, Bring sync, and
install-transformers-model.sh to fetch the Xenova classifier (model gitignored).

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

scripts/install-transformers-model.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+# Download @xenova/transformers runtime + all-MiniLM-L6-v2 for offline category classification.
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+VENDOR="$ROOT/assets/vendor/transformers"
+MODEL="$VENDOR/Xenova/all-MiniLM-L6-v2"
+ONNX="$MODEL/onnx"
+BASE="https://huggingface.co/Xenova/all-MiniLM-L6-v2/resolve/main"
+
+mkdir -p "$ONNX"
+
+echo "→ transformers.min.js"
+curl -fsSL "https://cdn.jsdelivr.net/npm/@xenova/transformers@2.17.2/dist/transformers.min.js" \
+  -o "$VENDOR/transformers.min.js"
+
+for f in config.json tokenizer.json tokenizer_config.json; do
+  echo "→ $f"
+  curl -fsSL "$BASE/$f" -o "$MODEL/$f"
+done
+
+echo "→ onnx/model_quantized.onnx (~22 MB)"
+curl -fsSL "$BASE/onnx/model_quantized.onnx" -o "$ONNX/model_quantized.onnx"
+
+chown -R www-data:www-data "$VENDOR" 2>/dev/null || true
+echo "Done. Model installed under assets/vendor/transformers/"