feat: support x-machines placement constraints in compose files (#90)

internal/machine/store/store.go

@@ -5,10 +5,10 @@ import (
 	_ "embed"
 	"errors"
 	"fmt"
-	"google.golang.org/protobuf/encoding/protojson"
-	"log/slog"
 	"github.com/psviderski/uncloud/internal/corrosion"
 	"github.com/psviderski/uncloud/internal/machine/api/pb"
+	"google.golang.org/protobuf/encoding/protojson"
+	"log/slog"
 )
 
 var (