Make sessions permanent

app/config.py

@@ -1,10 +1,16 @@
 import os
 
+from datetime import timedelta
+
 class Config:
     """Base configuration."""
     SECRET_KEY = os.environ.get('SECRET_KEY', '234234sdfsdfsdfsdf345345')
     SQLALCHEMY_TRACK_MODIFICATIONS = False
     
+    # Session and Remember Me configurations to keep user logged in almost indefinitely (10 years)
+    PERMANENT_SESSION_LIFETIME = timedelta(days=3650)
+    REMEMBER_COOKIE_DURATION = timedelta(days=3650)
+
 class DevelopmentConfig(Config):
     """Development configuration."""
     DEBUG = True

app/routes/auth.py

@@ -24,7 +24,9 @@ def login():
     if form.validate_on_submit():
         user = User.query.filter_by(username=form.username.data).first()
         if user and check_password_hash(user.password_hash, form.password.data):
-            login_user(user)
+            from flask import session
+            session.permanent = True
+            login_user(user, remember=True)
             flash("Logged in successfully.", "success")
             return redirect(url_for('main.dashboard'))
         flash("Invalid username or password.", "danger")