Redirect After Successful Login

# views.py

from django.contrib.auth import authenticate, login
from django.shortcuts import render, redirect
from django.contrib import messages

def login_view(request):
    if request.method == 'POST':
        username = request.POST.get('username')
        password = request.POST.get('password')
        user = authenticate(request, username=username, password=password)
        if user is not None:
            login(request, user)
            next_url = request.GET.get('next') or 'dashboard'  # fallback to 'dashboard'
            return redirect(next_url)
        else:
            messages.error(request, 'Invalid credentials')
    return render(request, 'login.html')
  

# templates/login.html 

<form method="POST">
  {% csrf_token %}
  <input type="text" name="username" placeholder="Username">
  <input type="password" name="password" placeholder="Password">
  <button type="submit">Login</button>
</form>

{% if messages %}
  {% for message in messages %}
    <p>{{ message }}</p>
  {% endfor %}
{% endif %}