feat(migrations): m0035 bid_material_gaps表——投标材料缺口清单(占位符规范2026-09-16,DDL经json2ddl测试机实跑验证,幂等IF NOT EXISTS)

deploy/migrations/m0035_bid_material_gaps.json

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+{"id": "m0035", "title": "投标产线材料缺口占位符规范(2026-09-16用户裁定): 新建bid_material_gaps表——正文占位符【材料待补:…】自动登记,合成后出材料缺失清单,人工提供材料后fill_material_gap自动替换正文补齐;json2ddl实跑验证(测试机2026-09-16)", "backup_tables": [], "up": [{"op": "sql", "sql": "CREATE TABLE IF NOT EXISTS bid_material_gaps (\n  `id` VARCHAR(32) NOT NULL comment '主键ID',\n  `project_id` VARCHAR(32) NOT NULL comment '项目ID',\n  `chapter_id` VARCHAR(32) comment '章节ID',\n  `chapter_no` VARCHAR(50) comment '章节号',\n  `material_name` VARCHAR(250) NOT NULL comment '材料名称描述',\n  `material_type` VARCHAR(32) DEFAULT 'other' comment '材料类型(certificate证书/screenshot截图/contract合同/seal盖章件/other)',\n  `placeholder_text` VARCHAR(400) comment '正文占位符完整文本(补齐时精确替换用)',\n  `fingerprint` VARCHAR(64) comment '去重指纹(project+chapter+描述sha1)',\n  `requirement` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci comment '招标文件原文要求或评分条款',\n  `source_ref` VARCHAR(480) comment '招标要求出处',\n  `status` VARCHAR(16) NOT NULL DEFAULT 'pending' comment '状态(pending待补/filled已补齐/waived放弃)',\n  `filled_by` VARCHAR(64) comment '补齐人',\n  `fill_note` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci comment '补齐说明(材料出处或放弃理由)',\n  `created_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL comment '创建时间',\n  `updated_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL comment '更新时间(写入方显式NOW(),新机无ON UPDATE,平台约定)',\n  PRIMARY KEY (`id`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci comment '投标材料缺口清单表（占位符规范:m0035建表,写入方bid_material_capability.py与write_chapter自动登记,合成后出清单,人工补齐走fill_material_gap）'"}, {"op": "sql", "sql": "CREATE INDEX IF NOT EXISTS bid_material_gaps_idx_project ON bid_material_gaps(project_id)"}, {"op": "sql", "sql": "CREATE INDEX IF NOT EXISTS bid_material_gaps_idx_fingerprint ON bid_material_gaps(fingerprint)"}], "down": [{"op": "sql", "sql": "DROP TABLE IF EXISTS bid_material_gaps"}]}