shopping-price-drop-coupon-scout（购物降价优惠券侦察）

Shopping Price Drop and Coupon Scout

Goal

Provide a safe, read-only price watch and coupon summary for user-selected products.

Best fit

• Use when the user provides product URLs or SKUs.
• Use when the user wants a target price and alert plan.
• Use when the user wants official coupon links or promo codes.

Not fit

• Avoid when the user asks to auto purchase or auto add to cart.
• Avoid when the only data source is prohibited scraping.
• Avoid when payment or login credentials are requested.

Quick orientation

• references/overview.md for workflow and quality bar.
• references/auth.md for access and token handling.
• references/endpoints.md for optional integrations and templates.
• references/webhooks.md for async event handling.
• references/ux.md for intake questions and output formats.
• references/troubleshooting.md for common issues.
• references/safety.md for safety and privacy guardrails.

Required inputs

• Product list with URLs, SKUs, or names.
• Target price thresholds and currency.
• Preferred retailers or regions.
• Reminder cadence and timezone.

Expected output

• Price watchlist with target thresholds.
• Price history summary if provided by the user.
• Coupon or promo list from official sources.
• Draft alert messages.

Operational notes

• Use official retailer APIs or user-provided data exports.
• Do not scrape sites that prohibit automated access.
• Keep outputs as suggestions only.

Security notes

• Never handle payment details.
• Do not log in to user accounts or store cookies.

Safe mode

• Track and summarize only.
• Provide coupon lists and alerts without purchases.

Sensitive ops

• Purchasing, checkout, or cart changes are out of scope.