feat: deliver Beeper message events to ChatGPT through MCP

drizzle/0007_kind_daimon_hellstrom.sql

@@ -0,0 +1,48 @@
+CREATE TABLE `beeper_chat_checkpoints` (
+	`target_id` text NOT NULL,
+	`chat_id` text NOT NULL,
+	`cursor` text,
+	`anchor_message_id` text,
+	`pending_anchor_message_id` text,
+	`started_at` text NOT NULL,
+	PRIMARY KEY(`target_id`, `chat_id`)
+);
+--> statement-breakpoint
+CREATE TABLE `beeper_seen_messages` (
+	`target_id` text NOT NULL,
+	`chat_id` text NOT NULL,
+	`message_id` text NOT NULL,
+	`observed_at` text NOT NULL,
+	PRIMARY KEY(`target_id`, `chat_id`, `message_id`)
+);
+--> statement-breakpoint
+CREATE TABLE `mcp_event_outbox` (
+	`id` text PRIMARY KEY NOT NULL,
+	`subscription_id` text NOT NULL,
+	`event_id` text NOT NULL,
+	`body` text NOT NULL,
+	`attempts` integer DEFAULT 0 NOT NULL,
+	`next_attempt_at` integer NOT NULL,
+	`created_at` integer NOT NULL,
+	`delivered_at` integer,
+	`failed_at` integer,
+	`last_error` text,
+	FOREIGN KEY (`subscription_id`) REFERENCES `mcp_event_subscriptions`(`id`) ON UPDATE no action ON DELETE cascade
+);
+--> statement-breakpoint
+CREATE UNIQUE INDEX `mcp_event_outbox_identity` ON `mcp_event_outbox` (`subscription_id`,`event_id`);--> statement-breakpoint
+CREATE INDEX `mcp_event_outbox_due` ON `mcp_event_outbox` (`next_attempt_at`);--> statement-breakpoint
+CREATE TABLE `mcp_event_subscriptions` (
+	`id` text PRIMARY KEY NOT NULL,
+	`owner` text NOT NULL,
+	`name` text NOT NULL,
+	`arguments_json` text NOT NULL,
+	`callback_url` text NOT NULL,
+	`secret_ciphertext` text NOT NULL,
+	`previous_secret_ciphertext` text,
+	`rotation_expires_at` integer,
+	`verified_at` integer NOT NULL,
+	`expires_at` integer NOT NULL,
+	`created_at` integer NOT NULL,
+	`updated_at` integer NOT NULL
+);