Fixes + stable gateway ids

api/billing/documents/internal/docstore/local.go

@@ -21,11 +21,13 @@ func NewLocalStore(logger mlogger.Logger, cfg LocalConfig) (*LocalStore, error)
 	if root == "" {
 		return nil, merrors.InvalidArgument("docstore: local root_path is empty")
 	}
+
 	store := &LocalStore{
 		logger:   logger.Named("docstore").Named("local"),
 		rootPath: root,
 	}
 	store.logger.Info("Document storage initialised", zap.String("root_path", root))
+
 	return store, nil
 }
 
@@ -33,15 +35,19 @@ func (s *LocalStore) Save(ctx context.Context, key string, data []byte) error {
 	if err := ctx.Err(); err != nil {
 		return err
 	}
+
 	path := filepath.Join(s.rootPath, filepath.Clean(key))
 	if err := os.MkdirAll(filepath.Dir(path), 0o755); err != nil {
 		s.logger.Warn("Failed to create document directory", zap.Error(err), zap.String("path", path))
+
 		return err
 	}
 	if err := os.WriteFile(path, data, 0o600); err != nil {
 		s.logger.Warn("Failed to write document file", zap.Error(err), zap.String("path", path))
+
 		return err
 	}
+
 	return nil
 }
 
@@ -49,12 +55,16 @@ func (s *LocalStore) Load(ctx context.Context, key string) ([]byte, error) {
 	if err := ctx.Err(); err != nil {
 		return nil, err
 	}
+
 	path := filepath.Join(s.rootPath, filepath.Clean(key))
+
 	data, err := os.ReadFile(path)
 	if err != nil {
 		s.logger.Warn("Failed to read document file", zap.Error(err), zap.String("path", path))
+
 		return nil, err
 	}
+
 	return data, nil
 }