{"schema_version": "vibe-public-case-engineering/v1", "case_id": "creative-091", "requirements": [{"id": "requirement-001", "title": "去皮、单位、配方步骤与数据导出", "kind": "functional", "detail": "", "status": "design_proposed", "status_label": "方案需求，待验证", "source_ids": []}, {"id": "requirement-002", "title": "Demo 实现路径", "kind": "implementation_direction", "detail": "ESP32+HX711 采样；旋钮去皮/切换单位；PWA 引导配方；数据可本地导出。", "status": "design_proposed", "status_label": "方案需求，待验证", "source_ids": []}, {"id": "requirement-003", "title": "软件实现方向", "kind": "implementation_direction", "detail": "LVGL、PWA、WebSocket", "status": "design_proposed", "status_label": "方案需求，待验证", "source_ids": []}], "components": [{"id": "board.adafruit-4090", "name": "USB Type C Breakout (4090)", "manufacturer": "Adafruit", "mpn": "USB Type C Breakout (4090)", "kind": "demo_board", "revision": "1", "relation": "selected_board_in_historical_audit", "status": "candidate", "status_label": "历史案例选板 · 待验证", "capabilities": [], "source_ids": ["source-efd12148d09630c4"], "missing_information": ["只提供接口和 CC 配置，不包含完整保险丝、ESD、过压或限流保护。", "历史案例选板不代表当前连接、固件、整机功能或实物测试通过。"]}, {"id": "board.adafruit-4920", "name": "TPS62827 3.3V (4920)", "manufacturer": "Adafruit", "mpn": "TPS62827 3.3V (4920)", "kind": "demo_board", "revision": "1", "relation": "selected_board_in_historical_audit", "status": "candidate", "status_label": "历史案例选板 · 待验证", "capabilities": [], "source_ids": ["source-a4bade564ae95fe0", "source-345d22e512bd24fc"], "missing_information": ["输入范围、峰值负载、散热和去耦需按整机电源预算验证。", "历史案例选板不代表当前连接、固件、整机功能或实物测试通过。"]}, {"id": "board.adafruit-4980", "name": "NeoKey 1x4 QT", "manufacturer": "Adafruit", "mpn": "NeoKey 1x4 QT", "kind": "demo_board", "revision": "1", "relation": "selected_board_in_historical_audit", "status": "candidate", "status_label": "历史案例选板 · 待验证", "capabilities": ["按键"], "source_ids": ["source-3b412ee6f57c057e", "source-d96c8c3806eea106", "source-1a4e3447088655eb", "source-4b4474ce35da828f", "source-42dbd632d0fe5521", "source-e4072d9d789975ff", "source-4b947527d1393bd6"], "missing_information": ["不等于矩阵键盘；轴体与键帽另购。官网查询时缺货，需确认渠道。", "历史案例选板不代表当前连接、固件、整机功能或实物测试通过。"]}, {"id": "board.adafruit-4991", "name": "STEMMA QT Rotary Encoder", "manufacturer": "Adafruit", "mpn": "STEMMA QT Rotary Encoder", "kind": "demo_board", "revision": "1", "relation": "selected_board_in_historical_audit", "status": "candidate", "status_label": "历史案例选板 · 待验证", "capabilities": ["rotary"], "source_ids": ["source-2df8485651e54891", "source-f82259b2d684b5a3", "source-1a4e3447088655eb", "source-4b4474ce35da828f", "source-42dbd632d0fe5521", "source-9a470ec9961c04da", "source-4da4a1e902917aea"], "missing_information": ["编码器与 I2C 扩展板的配套和地址需核对。", "历史案例选板不代表当前连接、固件、整机功能或实物测试通过。"]}, {"id": "board.adafruit-5974", "name": "HX711 (5974)", "manufacturer": "Adafruit", "mpn": "HX711 (5974)", "kind": "demo_board", "revision": "1", "relation": "selected_board_in_historical_audit", "status": "candidate", "status_label": "历史案例选板 · 待验证", 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"evidence_scope": "historical_case_audit"}, {"id": "esp32-c3-mini-minimum", "title": "ESP32-C3-MINI-1 module minimum system / UART", "kind": "reference_circuit", "relation": "integrated_candidate", "status": "integrated_candidate", "status_label": "已接入候选图，未签核", "revision": "c95d6d4f13cdb9e2d9eec8182151ce0522210c9c3fade4139024ac9f4736189a", "component_ids": ["espressif-esp32-c3-mini-1"], "source_ids": ["source-e47055661f548774", "source-8a79ebf2fb98936a"], "missing_information": ["Exact module suffix and passive part numbers/footprints pending", "Reset timing, peripheral loading and RF placement not validated", "ESP32-C3内置USB Serial/JTAG不等于通用USB OTG/HID；此模板不满足通用USB设备需求。"], "evidence_scope": "historical_case_audit"}, {"id": "case-gap-bridge-5kg", "title": "Phidgets 5kg全桥称重 / HX711通道A", "kind": "reference_circuit", "relation": "reference_only", "status": "reference_only", "status_label": "参考电路，未采用", "revision": null, "component_ids": ["loads.3133-0"], "source_ids": 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