refactor: use AsNoTracking for email template queries to improve performance

HrynCo.NotificationService.DAL.EF/Repositories/EmailTemplateRepository.cs

@@ -14,13 +14,16 @@ internal sealed class EmailTemplateRepository : EfRepository<NotificationDbConte
 
     public async Task<IReadOnlyList<EmailTemplate>> GetAllAsync(CancellationToken ct = default)
     {
-        List<EmailTemplateEntity> entities = await DbSet.ToListAsync(ct);
+        List<EmailTemplateEntity> entities = await DbSet
+            .AsNoTracking()
+            .ToListAsync(ct);
         return entities.Select(MapToDomain).ToList();
     }
 
     public async Task<IReadOnlyList<EmailTemplate>> GetByServiceAsync(string serviceName, CancellationToken ct = default)
     {
         List<EmailTemplateEntity> entities = await DbSet
+            .AsNoTracking()
             .Where(x => x.ServiceName == serviceName)
             .ToListAsync(ct);
 
@@ -29,8 +32,10 @@ internal sealed class EmailTemplateRepository : EfRepository<NotificationDbConte
 
     public async Task<EmailTemplate?> GetAsync(string serviceName, string key, string languageCode, CancellationToken ct = default)
     {
-        EmailTemplateEntity? entity = await DbSet.FirstOrDefaultAsync(
-            x => x.ServiceName == serviceName && x.Key == key && x.LanguageCode == languageCode, ct);
+        EmailTemplateEntity? entity = await DbSet
+            .AsNoTracking()
+            .FirstOrDefaultAsync(
+                x => x.ServiceName == serviceName && x.Key == key && x.LanguageCode == languageCode, ct);
 
         return entity is null ? null : MapToDomain(entity);
     }
@@ -80,4 +85,4 @@ internal sealed class EmailTemplateRepository : EfRepository<NotificationDbConte
         Created = t.Created,
         Updated = t.Updated
     };
-}
+}