fix: normalizar sync de google sheets para todos los dias, reparar 500 en ciclos lectivos, selector de ciclo lectivo en comisiones y opciones --keep-db --keep-users en install.sh

backend/app/routes/api/admin.py

@@ -240,11 +240,16 @@ def get_commissions():
             'career_name': c_name
         })
 
+    from app.models.academic_term import AcademicTerm
+    terms = AcademicTerm.query.filter_by(is_active=True).order_by(AcademicTerm.year.desc(), AcademicTerm.start_date.desc()).all()
+    terms_data = [t.to_dict() for t in terms]
+
     return jsonify({
         'status': 'success',
         'total': len(commissions_data),
         'commissions': commissions_data,
-        'subjects': subjects_data
+        'subjects': subjects_data,
+        'academic_terms': terms_data
     }), 200
 
 # ---------------------------------------------------------
@@ -799,6 +804,25 @@ def create_commission():
     code = data.get('code', '').strip()
     semester = (data.get('semester') or '1C').strip()
     year = int(data.get('year', datetime.now().year) or datetime.now().year)
+    academic_term_id = data.get('academic_term_id')
+    academic_term_id = int(academic_term_id) if (academic_term_id and str(academic_term_id).strip()) else None
+
+    # Si se seleccionó Ciclo Lectivo, sincronizar año y cuatrimestre inteligentemente
+    if academic_term_id:
+        from app.models.academic_term import AcademicTerm
+        term_obj = AcademicTerm.query.get(academic_term_id)
+        if term_obj:
+            if not data.get('year') or int(data.get('year')) == datetime.now().year:
+                year = term_obj.year
+            if not data.get('semester') or data.get('semester') == '1C':
+                p_text = f"{term_obj.name} {term_obj.period_type or ''} {term_obj.code}".lower()
+                if '2c' in p_text or 'segundo' in p_text or '2º' in p_text or '2do' in p_text:
+                    semester = '2C'
+                elif 'anual' in p_text:
+                    semester = 'Anual'
+                else:
+                    semester = '1C'
+
     teacher_id = data.get('teacher_id')
     teacher_id = int(teacher_id) if (teacher_id and str(teacher_id).strip()) else None
     max_students = int(data.get('max_students', 35) or 35)
@@ -834,6 +858,8 @@ def create_commission():
         existing.max_students = max_students
         existing.schedule = schedule
         existing.shift = shift
+        if academic_term_id:
+            existing.academic_term_id = academic_term_id
         if virtual_link:
             existing.virtual_link = virtual_link
         existing.active = bool(active)
@@ -858,6 +884,7 @@ def create_commission():
         schedule=schedule,
         shift=shift,
         virtual_link=virtual_link,
+        academic_term_id=academic_term_id,
         active=bool(active)
     )
     db.session.add(commission)