Initial commit: HelpDesk ICHN - .NET 10 backend + Next.js 16 frontend

backend/HelpDesk.Data/Repositories/IKnowledgeBaseRepository.cs

@@ -0,0 +1,22 @@
+using HelpDesk.Models.Entities;
+
+namespace HelpDesk.Data.Repositories;
+
+public interface IKnowledgeBaseRepository
+{
+    // Articles
+    Task<KnowledgeBaseArticle?> GetArticleByIdAsync(Guid id);
+    Task<IEnumerable<KnowledgeBaseArticle>> GetAllArticlesAsync();
+    Task<IEnumerable<KnowledgeBaseArticle>> GetPublishedArticlesAsync();
+    Task<IEnumerable<KnowledgeBaseArticle>> SearchArticlesAsync(string query);
+    Task<KnowledgeBaseArticle> CreateArticleAsync(KnowledgeBaseArticle article);
+    Task<KnowledgeBaseArticle?> UpdateArticleAsync(KnowledgeBaseArticle article);
+    Task<bool> DeleteArticleAsync(Guid id);
+
+    // Categories
+    Task<KnowledgeBaseCategory?> GetCategoryByIdAsync(Guid id);
+    Task<IEnumerable<KnowledgeBaseCategory>> GetAllCategoriesAsync();
+    Task<KnowledgeBaseCategory> CreateCategoryAsync(KnowledgeBaseCategory category);
+    Task<KnowledgeBaseCategory?> UpdateCategoryAsync(KnowledgeBaseCategory category);
+    Task<bool> DeleteCategoryAsync(Guid id);
+}