Add password reset flow, attendee profile enhancements, and spec

- Add forgot_password and reset_password templates and routes
- Enhance profile.html with photo crop/zoom functionality
- Add attendee type management to edit_attendee.html
- Update templates styling and layout consistency
- Document database schema in SPEC.md
- Add CLAUDE.md project guidance

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

templates/organizer/edit_breakout_session.html

@@ -3,7 +3,7 @@
 {% block title %}{{ 'edit_breakout_session'|t }} - NetEvents{% endblock %}
 
 {% block content %}
-<div class="form-container" style="padding: 20px;">
+<div class="form-container">
     <h1>{{ 'edit_breakout_session'|t }}</h1>
     <p class="event-info">{{ 'event'|t }}: {{ event.name }}</p>