feat(core): add embedded v2 session runtime and tool foundation (#30632)

packages/core/migration/20260603001617_session_message_projection_indexes/migration.sql

@@ -0,0 +1,5 @@
+DROP INDEX IF EXISTS `session_message_session_idx`;--> statement-breakpoint
+DROP INDEX IF EXISTS `session_message_session_type_idx`;--> statement-breakpoint
+CREATE INDEX `event_aggregate_seq_idx` ON `event` (`aggregate_id`,`seq`);--> statement-breakpoint
+CREATE INDEX `session_message_session_time_created_id_idx` ON `session_message` (`session_id`,`time_created`,`id`);--> statement-breakpoint
+CREATE INDEX `session_message_session_type_time_created_id_idx` ON `session_message` (`session_id`,`type`,`time_created`,`id`);

packages/core/migration/20260603040000_session_message_projection_order/migration.sql

@@ -0,0 +1,5 @@
+ALTER TABLE `session_message` ADD `seq` integer NOT NULL;--> statement-breakpoint
+DROP INDEX IF EXISTS `session_message_session_time_created_id_idx`;--> statement-breakpoint
+DROP INDEX IF EXISTS `session_message_session_type_time_created_id_idx`;--> statement-breakpoint
+CREATE INDEX `session_message_session_seq_idx` ON `session_message` (`session_id`,`seq`);--> statement-breakpoint
+CREATE INDEX `session_message_session_type_seq_idx` ON `session_message` (`session_id`,`type`,`seq`);

packages/core/migration/20260603141458_session_input_inbox/migration.sql

@@ -0,0 +1,12 @@
+CREATE TABLE `session_input` (
+	`seq` integer PRIMARY KEY AUTOINCREMENT,
+	`id` text NOT NULL UNIQUE,
+	`session_id` text NOT NULL,
+	`prompt` text NOT NULL,
+	`delivery` text NOT NULL,
+	`promoted_seq` integer,
+	`time_created` integer NOT NULL,
+	CONSTRAINT `fk_session_input_session_id_session_id_fk` FOREIGN KEY (`session_id`) REFERENCES `session`(`id`) ON DELETE CASCADE
+);
+--> statement-breakpoint
+CREATE INDEX `session_input_session_pending_seq_idx` ON `session_input` (`session_id`,`promoted_seq`,`seq`);

packages/core/migration/20260603160727_jittery_ezekiel_stane/migration.sql

@@ -0,0 +1,4 @@
+DROP INDEX IF EXISTS `session_input_session_pending_seq_idx`;--> statement-breakpoint
+CREATE INDEX IF NOT EXISTS `event_aggregate_type_seq_idx` ON `event` (`aggregate_id`,`type`,`seq`);--> statement-breakpoint
+CREATE INDEX IF NOT EXISTS `session_input_session_pending_delivery_seq_idx` ON `session_input` (`session_id`,`promoted_seq`,`delivery`,`seq`);--> statement-breakpoint
+CREATE INDEX IF NOT EXISTS `session_message_session_time_created_id_idx` ON `session_message` (`session_id`,`time_created`,`id`);