feat: Refactor comment section to correctly handle API response structure

fix: Update Gravatar URL size and improve avatar rendering logic

style: Adjust footer margin for better layout consistency

refactor: Remove old navbar component and integrate new layout structure

feat: Enhance user profile page with user header component

chore: Remove unused user profile component

fix: Update posts per page configuration for better pagination

feat: Extend device context to support system theme mode

refactor: Remove unused device hook

fix: Improve storage state hook for better error handling

i18n: Add new translations for blog home page

feat: Implement pagination component for better navigation

feat: Create theme toggle component for improved user experience

feat: Introduce responsive navbar or side layout with theme toggle

feat: Develop custom select component for better UI consistency

feat: Create user header component to display user information

chore: Add query key constants for better code maintainability

internal/repo/label.go

@@ -18,6 +18,26 @@ func (l *labelRepo) GetLabelByKey(key string) (*model.Label, error) {
 	return &label, nil
 }
 
+func (l *labelRepo) GetLabelByValue(value string) (*model.Label, error) {
+	var label model.Label
+	if err := GetDB().Where("value = ?", value).First(&label).Error; err != nil {
+		return nil, err
+	}
+	return &label, nil
+}
+
+func (l *labelRepo) GetLabelByKeyAndValue(key, value string) (*model.Label, error) {
+	var label model.Label
+	query := GetDB().Where("key = ?", key)
+	if value != "" {
+		query = query.Where("value = ?", value)
+	}
+	if err := GetDB().Where(query).First(&label).Error; err != nil {
+		return nil, err
+	}
+	return &label, nil
+}
+
 func (l *labelRepo) GetLabelByID(id string) (*model.Label, error) {
 	var label model.Label
 	if err := GetDB().Where("id = ?", id).First(&label).Error; err != nil {