feat: Add complete Docker deployment with web-based setup wizard

Major additions:
- Web-based setup wizard (setup.php, setup_wizard.php, setup-wizard.js)
- Production Docker configuration (docker-compose.prod.yml, .env.production)
- Database initialization SQL files (deploy/init_settings.sql)
- Template builder system with drag-and-drop UI
- Advanced features (OAuth, CDN, enhanced analytics, monetization)
- Comprehensive documentation (deployment guides, quick start, feature docs)
- Design system with accessibility and responsive layout
- Deployment automation scripts (deploy.ps1, generate-secrets.ps1)

Setup wizard allows customization of:
- Platform name and branding
- Domain configuration
- Membership tiers and pricing
- Admin credentials
- Feature toggles

Database includes 270+ tables for complete video streaming platform with
advanced features for analytics, moderation, template building, and monetization.

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

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

f_core/f_classes/class.be.advertising.php

@@ -466,7 +466,7 @@ class VbeAdvertising
         if ($af->fields['db_key']) {
             $_sel6 = '<select name="jw_file_' . $int_id . '" class="ad-off backend-select-input wd300">';
             while (!$af->EOF) {
-                $_sel6 .= '<option' . ($ad_file == $af->fields['db_key'] ? ' selected="selected"' : null) . ' value="' . $af->fields['db_key'] . '">' . $af->fields['db_name'] . ($af->fields['db_code'] != '' ? ' (' . $af->fields['db_code'] . ')' : ' (code)') . '</option>';
+                $_sel6 .= '<option' . ($ad_file == $af->fields['db_key'] ? ' selected="selected"' : null) . ' value="' . $af->fields['db_key'] . '">' . $af->fields['db_name'] . (($af->fields['db_code'] != '') ? ' (' . $af->fields['db_code'] . ')' : ' (code)') . '</option>';
                 $af->MoveNext();
             }
             $_sel6 .= '</select>';
@@ -570,7 +570,7 @@ class VbeAdvertising
         if ($af->fields['db_key']) {
             $_sel6 = '<select name="fp_file_' . $int_id . '" class="ad-off backend-select-input wd300">';
             while (!$af->EOF) {
-                $_sel6 .= '<option' . ($ad_file == $af->fields['db_key'] ? ' selected="selected"' : null) . ' value="' . $af->fields['db_key'] . '">' . $af->fields['db_name'] . ($af->fields['db_type'] == 'code' ? '' : ' (' . $af->fields['db_code'] . ')') . '</option>';
+                $_sel6 .= '<option' . ($ad_file == $af->fields['db_key'] ? ' selected="selected"' : null) . ' value="' . $af->fields['db_key'] . '">' . $af->fields['db_name'] . (($af->fields['db_type'] == 'code') ? '' : ' (' . $af->fields['db_code'] . ')') . '</option>';
                 $af->MoveNext();
             }
             $_sel6 .= '</select>';