| Layer | Technology | |---|---| | Mobile App | Flutter / React Native (cross-platform) | | AR Rendering | Google ARCore or Apple ARKit + custom marker tracking | | Component Mapping | JSON database: refdes: "C12", x_px: 420, y_px: 180, board_image: "board_v3.jpg" | | Offline Support | Store schematics & board maps locally (critical for fieldwork) | | Hardware Integration | BLE GATT service for Borneo test tools |