✨ Added site TimeZone support

internal/domain/site.go

@@ -1,10 +1,13 @@
 package domain
 
 import (
+	"time"
+
 	"golang.org/x/text/language"
 )
 
 type Site struct {
 	Language language.Tag
+	TimeZone *time.Location
 	Title    string
 }

internal/site/repository/fs/fs_site.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"io/fs"
+	"time"
 
 	"github.com/adrg/frontmatter"
 	"golang.org/x/text/language"
@@ -15,9 +16,14 @@ import (
 
 type (
 	Site struct {
-		Title   string         `yaml:"title"`
-		Params  map[string]any `yaml:",inline"`
-		Content []byte         `yaml:"-"`
+		Title    string         `yaml:"title"`
+		TimeZone TimeZone       `yaml:"timeZone"`
+		Params   map[string]any `yaml:",inline"`
+		Content  []byte         `yaml:"-"`
+	}
+
+	TimeZone struct {
+		*time.Location `yaml:"-"`
 	}
 
 	fileSystemSiteRepository struct {
@@ -58,5 +64,31 @@ func (repo *fileSystemSiteRepository) Get(ctx context.Context, lang language.Tag
 	return &domain.Site{
 		Language: lang,
 		Title:    data.Title,
+		TimeZone: data.TimeZone.Location,
 	}, nil
 }
+
+func (tz *TimeZone) UnmarshalYAML(value *yaml.Node) error {
+	if value.IsZero() {
+		tz.Location = time.UTC
+
+		return nil
+	}
+
+	loc, err := time.LoadLocation(value.Value)
+	if err != nil {
+		return fmt.Errorf("cannot parse timeZone value '%v': %w", value, err)
+	}
+
+	tz.Location = loc
+
+	return nil
+}
+
+func (tz TimeZone) MarshalYAML() (any, error) {
+	if tz.Location == nil {
+		return time.UTC.String(), nil
+	}
+
+	return tz.Location.String(), nil
+}