Initial commit: KeepItGoing task management server

Features:
- Django-based REST API with web interface
- Task management with tags, priorities, and due dates
- Time tracking with start/stop timers
- Subtasks support
- Task filtering (all, today, upcoming, overdue, completed)
- Tag-based organization with color coding
- Sorting by due date and priority
- Auto-assign tags when filtering
- Responsive 3-pane layout (sidebar, task list, detail panel)
- Task sharing between users
- Mobile-responsive design with dark mode support

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

templates/users/register.html

@@ -0,0 +1,42 @@
+{% extends 'base.html' %}
+
+{% block title %}Register - KeepItGoing{% endblock %}
+
+{% block auth_content %}
+<div class="auth-card">
+    <h1 class="auth-title">Create Account</h1>
+
+    {% if errors %}
+    <div class="alert alert-error">
+        {% for field, error in errors.items %}
+        <p>{{ error }}</p>
+        {% endfor %}
+    </div>
+    {% endif %}
+
+    <form method="post">
+        {% csrf_token %}
+        <div class="form-group">
+            <label class="form-label" for="email">Email</label>
+            <input type="email" class="form-input" id="email" name="email" required autofocus>
+        </div>
+        <div class="form-group">
+            <label class="form-label" for="username">Username</label>
+            <input type="text" class="form-input" id="username" name="username" required>
+        </div>
+        <div class="form-group">
+            <label class="form-label" for="password">Password</label>
+            <input type="password" class="form-input" id="password" name="password" required>
+        </div>
+        <div class="form-group">
+            <label class="form-label" for="password_confirm">Confirm Password</label>
+            <input type="password" class="form-input" id="password_confirm" name="password_confirm" required>
+        </div>
+        <button type="submit" class="btn btn-primary btn-full">Register</button>
+    </form>
+
+    <p class="auth-footer">
+        Already have an account? <a href="{% url 'login' %}">Login</a>
+    </p>
+</div>
+{% endblock %}