feat: add model file library links

drizzle/0010_model_library_task_links.sql

@@ -0,0 +1,22 @@
+-- 车型点云库，以及任务输入对车型库文件的轻量关联
+
+CREATE TABLE IF NOT EXISTS `model_pointcloud_files` (
+  `id`        INT          NOT NULL AUTO_INCREMENT,
+  `modelId`   INT          NOT NULL,
+  `name`      VARCHAR(255) NOT NULL,
+  `fileSize`  BIGINT       NOT NULL,
+  `filePath`  VARCHAR(512) NOT NULL,
+  `createdAt` TIMESTAMP    NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  INDEX `idx_model_pointcloud_files_modelId` (`modelId`)
+);
+
+ALTER TABLE `task_pointcloud_files`
+  ADD COLUMN `sourceModelPointcloudId` INT NULL
+    AFTER `sourceResultId`;
+
+ALTER TABLE `task_cad_files`
+  ADD COLUMN `source` VARCHAR(32) NOT NULL DEFAULT 'uploaded'
+    AFTER `filePath`,
+  ADD COLUMN `sourceModelCadFileId` INT NULL
+    AFTER `source`;