Seprating Routes Function From app.py

- version : 2.1
- description : I have applied the seperation in the backend code and
  fixed some errors here and there ...like the typing error in routes/students.py
  ... I have replaced it with 'Any' type until I find A better solution
  for that .
//############################################//
	modified:   app.py
	new file:   extentions.py
	new file:   routes/__init__.py
	new file:   routes/csv.py
	new file:   routes/points.py
	new file:   routes/students.py
//############################################//

routes/points.py

@@ -0,0 +1,89 @@
+import sqlite3
+from flask import Blueprint, render_template, request, flash, redirect, url_for
+from app import get_db_connection
+
+points_bp = Blueprint('points', __name__)
+
+@points_bp.route('/points', methods=['GET', 'POST'])
+def points():
+    if request.method == 'POST':
+        # Now student_id will be a list of selected IDs from the checkboxes
+        selected_student_ids = request.form.getlist('student_id')
+        point_amount_str = request.form.get('point_amount')
+        operation = request.form.get('operation')
+
+        if not selected_student_ids or not point_amount_str or not operation:
+            flash('الرجاء اختيار طالب واحد على الأقل وتعبئة جميع الحقول المطلوبة.', 'danger')
+            return redirect(url_for('points'))
+
+        try:
+            point_amount = int(point_amount_str)
+
+            if point_amount <= 0:
+                flash('الرجاء إدخال قيمة نقاط أكبر من صفر.', 'danger')
+                return redirect(url_for('points'))
+
+            with get_db_connection() as conn:
+                # Ensure IDs are integers and unique
+                int_selected_ids = sorted(list(set([int(sid) for sid in selected_student_ids if sid.isdigit()])))
+                if not int_selected_ids:
+                    flash('لم يتم تحديد أي طالب صالح.', 'danger')
+                    return redirect(url_for('points'))
+
+                placeholders = ','.join(['?'] * len(int_selected_ids))
+                query = f"SELECT id, student_name, points FROM students WHERE id IN ({placeholders})"
+                students_to_update = conn.execute(query, int_selected_ids).fetchall()
+
+                if not students_to_update:
+                    flash('لم يتم العثور على أي طلاب مطابقين للاختيار.', 'danger')
+                    return redirect(url_for('points'))
+
+                updated_details = []
+                for student in students_to_update:
+                    current_points = student['points']
+                    student_name = student['student_name']
+                    new_points = current_points
+
+                    if operation == 'add':
+                        new_points += point_amount
+                    elif operation == 'remove':
+                        if current_points < point_amount:
+                            new_points = 0 # Cap at zero
+                        else:
+                            new_points -= point_amount
+                    else:
+                        flash('عملية غير صالحة.', 'danger')
+                        return redirect(url_for('points'))
+
+                    conn.execute('UPDATE students SET points = ? WHERE id = ?', (new_points, student['id']))
+                    updated_details.append(f"{student_name} (أصبح {new_points})")
+
+                conn.commit()
+
+                flash_op_text = "إضافة" if operation == "add" else "خصم"
+                if len(updated_details) == 1:
+                    flash(f'تمت عملية {flash_op_text} النقاط للطالب {updated_details[0].replace(" (أصبح", " والنقاط الجديدة")}.', 'success')
+                else:
+                    flash_message_head = f'تمت عملية {flash_op_text} النقاط لـ {len(updated_details)} طلاب.'
+                    flash_message_body = 'التفاصيل: ' + ', '.join(updated_details[:5])
+                    if len(updated_details) > 5:
+                        flash_message_body += f'... والمزيد.'
+                    flash(f'{flash_message_head} {flash_message_body}', 'success')
+
+        except ValueError:
+            flash('النقاط يجب أن تكون أرقاماً صحيحة.', 'danger')
+        except sqlite3.Error as e:
+            flash(f'خطأ في قاعدة البيانات: {str(e)}', 'danger')
+        except Exception as e:
+            flash(f'خطأ غير متوقع: {str(e)}', 'danger')
+
+        return redirect(url_for('points'))
+
+    else: # GET request
+        try:
+            with get_db_connection() as conn:
+                students = conn.execute('SELECT id, student_name, points FROM students ORDER BY student_name ASC').fetchall()
+            return render_template('points.html', students=students)
+        except sqlite3.Error as e:
+            flash(f'خطأ في قاعدة البيانات: {str(e)}', 'danger')
+            return render_template('points.html', students=[])