update submission

lib/features/projects/domain/repositories/submissions_repository.dart

@@ -0,0 +1,26 @@
+/// Submissions Repository
+///
+/// Repository interface for project submissions operations.
+library;
+
+import 'package:worker/features/projects/domain/entities/project_submission.dart';
+
+/// Submissions Repository
+///
+/// Defines contract for project submissions data operations.
+abstract class SubmissionsRepository {
+  /// Get all project submissions for the current user
+  Future<List<ProjectSubmission>> getSubmissions();
+
+  /// Get a single submission by ID
+  Future<ProjectSubmission> getSubmissionById(String submissionId);
+
+  /// Create a new project submission
+  Future<ProjectSubmission> createSubmission(ProjectSubmission submission);
+
+  /// Update an existing submission
+  Future<ProjectSubmission> updateSubmission(ProjectSubmission submission);
+
+  /// Delete a submission
+  Future<void> deleteSubmission(String submissionId);
+}