save "create sync group" table in database

database_migrations/000013_sync_group_table_state.down.sql

@@ -0,0 +1,4 @@
+DROP TABLE sync_group_listing_drafts;
+DROP TABLE sync_group_listings;
+DROP TABLE sync_groups;
+DROP TYPE platform;

database_migrations/000013_sync_group_table_state.up.sql

@@ -0,0 +1,26 @@
+CREATE TYPE platform AS ENUM('Etsy', 'Tiktok', 'Wix');
+
+CREATE TABLE sync_groups (
+	sync_group_id	SERIAL		PRIMARY KEY,
+	account_id		INTEGER		NOT NULL REFERENCES accounts
+);
+
+CREATE TABLE sync_group_listings (
+	sync_group_id	INTEGER		NOT NULL 	REFERENCES sync_groups,
+	order_index		INTEGER		NOT NULL,
+	platform		platform,
+	shop_id			TEXT,
+	listing_id		TEXT,
+
+	PRIMARY KEY (sync_group_id, order_index)
+);
+
+CREATE TABLE sync_group_listing_drafts (
+	account_id		INTEGER		NOT NULL	REFERENCES accounts,
+	order_index		INTEGER		NOT NULL,
+	platform		platform,
+	shop_id			TEXT,
+	listing_id		TEXT,
+
+	PRIMARY KEY (account_id, order_index)
+);