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/auth/login.html

@@ -28,6 +28,10 @@
             <a href="{{ url_for('register_organizer') }}">{{ 'register_as_organizer'|t }}</a>
         </p>
 
+        <p class="forgot-password-link">
+            <a href="{{ url_for('forgot_password') }}">{{ 'forgot_password'|t }}</a>
+        </p>
+
         <div class="attendee-link-box">
             <p>{{ 'attendee_profile_link'|t }}</p>
             <p><a href="{{ url_for('request_attendee_link') }}"><strong>{{ 'click_here'|t }}</strong></a></p>