Description: I need a web-based tool to monitor new private car listings on German platforms: mobile.de, Autoscout24, and Kleinanzeigen (cars category). Key features: * Configurable filters set inside the dashboard (price/year/keywords/location/radius, etc.) *Save listings in a database, remove duplicates, track status (New / Contacted / Ignored) *Mobile-friendly web dashboard with login, list + detail view, sorting/filtering *Semi-automatic outreach only: °Button to open the platform message page with pre-filled template (manual send) °If phone is visible: button to open WhatsApp with pre-filled message (manual send) *Basic logging/error handling Timeline: MVP in 4–6 weeks. To apply: Share similar projects + your proposed approach + milestone plan.