feat: improve assessments filters and cleaning

routes/assessments.py

@@ -15,12 +15,14 @@ def list():
     # Récupérer les paramètres de filtrage
     trimester_filter = request.args.get('trimester', '')
     class_filter = request.args.get('class', '')
+    correction_filter = request.args.get('correction', '')
     sort_by = request.args.get('sort', 'date_desc')
     
     # Utiliser le repository pour les filtres
     assessments = assessment_repo.find_by_filters(
         trimester=int(trimester_filter) if trimester_filter else None,
         class_id=int(class_filter) if class_filter else None,
+        correction_status=correction_filter if correction_filter else None,
         sort_by=sort_by
     )
     
@@ -32,6 +34,7 @@ def list():
                          classes=classes,
                          current_trimester=trimester_filter,
                          current_class=class_filter,
+                         current_correction=correction_filter,
                          current_sort=sort_by)
 
 # Route obsolète supprimée - utiliser new_unified à la place

routes/grading.py

@@ -1,4 +1,4 @@
-from flask import Blueprint, render_template, request, jsonify
+from flask import Blueprint, render_template, request, jsonify, flash, redirect, url_for
 from models import db, Grade, GradingElement
 from repositories import AssessmentRepository, StudentRepository, GradeRepository
 from app_config import config_manager