Add gRPC server implementation and database integration for marketplace and products

internal/marketplace/db/models.go

@@ -0,0 +1,17 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.28.0
+
+package db
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Marketplace struct {
+	ID              int32
+	BaseMarketplace int32
+	Name            string
+	AuthData        pgtype.Text
+	WarehouseID     pgtype.Text
+}