Simplify purging artifact using null app id

server/db/drizzle/0046_demonic_zemo.sql

@@ -0,0 +1 @@
+DROP TRIGGER IF EXISTS "add_app_to_purge_artifact";

server/db/drizzle/0047_solid_cassandra_nova.sql

@@ -0,0 +1,23 @@
+PRAGMA foreign_keys=OFF;--> statement-breakpoint
+CREATE TABLE `__new_artifacts` (
+	`id` text PRIMARY KEY NOT NULL,
+	`fileObjectKey` text NOT NULL,
+	`file_object_apk_key` text,
+	`versionName2` text NOT NULL,
+	`versionCode2` text NOT NULL,
+	`releaseNotes` text,
+	`createdAt` integer,
+	`updatedAt` integer,
+	`releaseId` integer NOT NULL,
+	`extension` text,
+	`packageName` text,
+	`appsId` text,
+	FOREIGN KEY (`appsId`) REFERENCES `apps`(`id`) ON UPDATE no action ON DELETE set null
+);
+--> statement-breakpoint
+INSERT INTO `__new_artifacts`("id", "fileObjectKey", "file_object_apk_key", "versionName2", "versionCode2", "releaseNotes", "createdAt", "updatedAt", "releaseId", "extension", "packageName", "appsId") SELECT "id", "fileObjectKey", "file_object_apk_key", "versionName2", "versionCode2", "releaseNotes", "createdAt", "updatedAt", "releaseId", "extension", "packageName", "appsId" FROM `artifacts`;--> statement-breakpoint
+DROP TABLE `artifacts`;--> statement-breakpoint
+ALTER TABLE `__new_artifacts` RENAME TO `artifacts`;--> statement-breakpoint
+PRAGMA foreign_keys=ON;--> statement-breakpoint
+CREATE UNIQUE INDEX `artifacts_id_unique` ON `artifacts` (`id`);--> statement-breakpoint
+CREATE UNIQUE INDEX `artifacts_appsId_releaseId_unique` ON `artifacts` (`appsId`,`releaseId`);