refactor(reader): use consistent naming for atom feed adapters

internal/reader/atom/atom_10_adapter.go

@@ -20,11 +20,7 @@ type atom10Adapter struct {
 	atomFeed *atom10Feed
 }
 
-func NewAtom10Adapter(atomFeed *atom10Feed) *atom10Adapter {
-	return &atom10Adapter{atomFeed}
-}
-
-func (a *atom10Adapter) BuildFeed(baseURL string) *model.Feed {
+func (a *atom10Adapter) buildFeed(baseURL string) *model.Feed {
 	feed := &model.Feed{
 		FeedURL: baseURL,
 		SiteURL: baseURL,

internal/reader/atom/parser.go

@@ -27,6 +27,6 @@ func Parse(baseURL string, r io.ReadSeeker, version string) (*model.Feed, error)
 			return nil, fmt.Errorf("atom: unable to parse Atom 1.0 feed: %w", err)
 		}
 		adapter := &atom10Adapter{atomFeed}
-		return adapter.BuildFeed(baseURL), nil
+		return adapter.buildFeed(baseURL), nil
 	}
 }