create submission

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

@@ -3,6 +3,8 @@
 /// Repository interface for project submissions operations.
 library;
 
+import 'package:worker/features/projects/data/models/project_submission_request.dart';
+import 'package:worker/features/projects/domain/entities/project_progress.dart';
 import 'package:worker/features/projects/domain/entities/project_status.dart';
 import 'package:worker/features/projects/domain/entities/project_submission.dart';
 
@@ -20,9 +22,32 @@ abstract class SubmissionsRepository {
     bool forceRefresh = false,
   });
 
+  /// Get list of construction progress stages
+  ///
+  /// Uses cache-first pattern:
+  /// - Returns cached data if available
+  /// - Fetches from API and updates cache
+  /// - [forceRefresh] bypasses cache and fetches fresh data
+  Future<List<ProjectProgress>> getProjectProgressList({
+    bool forceRefresh = false,
+  });
+
   /// Get all project submissions for the current user
   Future<List<ProjectSubmission>> getSubmissions({
     int limitStart = 0,
     int limitPageLength = 0,
   });
+
+  /// Save (create/update) a project submission
+  /// Returns the project name (ID) from the API response
+  Future<String> saveSubmission(ProjectSubmissionRequest request);
+
+  /// Upload a file for a project submission
+  /// [projectName] is the project ID returned from saveSubmission
+  /// [filePath] is the local path to the file
+  /// Returns the uploaded file URL
+  Future<String> uploadProjectFile({
+    required String projectName,
+    required String filePath,
+  });
 }