feat: Add experiment table and update annotation schema to include experiment_id

drizzle/0008_smiling_lady_mastermind.sql

@@ -0,0 +1,14 @@
+CREATE TABLE `experiment` (
+	`id` integer PRIMARY KEY AUTOINCREMENT NOT NULL,
+	`name` text NOT NULL,
+	`published` integer DEFAULT false NOT NULL,
+	`description` text,
+	`annotation_tool` text,
+	`dataset_id` integer NOT NULL,
+	`created_at` integer DEFAULT (unixepoch()) NOT NULL,
+	`updated_at` integer DEFAULT (unixepoch()) NOT NULL,
+	FOREIGN KEY (`dataset_id`) REFERENCES `dataset`(`id`) ON UPDATE no action ON DELETE no action
+);
+--> statement-breakpoint
+ALTER TABLE `annotation` ADD `experiment_id` integer REFERENCES experiment(id);--> statement-breakpoint
+ALTER TABLE `annotation` ADD `updated_at` integer DEFAULT (unixepoch()) NOT NULL;