fix(db): Include items with no annotation for starred=false, handle has_rating=false (#4921)

* fix(db): Include items with no annotation for starred=false, handle has_rating=false

* hardcode starred instead

* test: ensure albums and artists without annotations are included in starred and has_rating filters

Signed-off-by: Deluan <deluan@navidrome.org>

* refactor: replace starred and has_rating filters with annotationBoolFilter for consistency

Signed-off-by: Deluan <deluan@navidrome.org>

* fix: update annotationBoolFilter to handle boolean values correctly in SQL expressions

Signed-off-by: Deluan <deluan@navidrome.org>

---------

Signed-off-by: Deluan <deluan@navidrome.org>
Co-authored-by: Deluan <deluan@navidrome.org>

persistence/sql_annotations.go

@@ -4,6 +4,7 @@ import (
 	"database/sql"
 	"errors"
 	"fmt"
+	"strings"
 	"time"
 
 	. "github.com/Masterminds/squirrel"
@@ -43,6 +44,19 @@ func (r sqlRepository) withAnnotation(query SelectBuilder, idField string) Selec
 	return query
 }
 
+func annotationBoolFilter(field string) func(string, any) Sqlizer {
+	return func(_ string, value any) Sqlizer {
+		v, ok := value.(string)
+		if !ok {
+			return nil
+		}
+		if strings.ToLower(v) == "true" {
+			return Expr(fmt.Sprintf("COALESCE(%s, 0) > 0", field))
+		}
+		return Expr(fmt.Sprintf("COALESCE(%s, 0) = 0", field))
+	}
+}
+
 func (r sqlRepository) annId(itemID ...string) And {
 	userID := loggedUser(r.ctx).ID
 	return And{