System plugin support: admin menu items, admin routes, API integration

- PluginManager: getAdminMenuItems(), handleAdminRoute(), getPluginType()
- admin.php: load PluginManager, pass plugin_admin_menu to Twig
- admin.php: route to plugin admin pages via handleAdminRoute()
- admin.twig: show 'Plugins' sidebar section for system plugins
- plugins-new.twig: choose content or system plugin type
- handlePluginsNew: generate proper template based on type (content/system)
- plugin-admin.twig: renders plugin output in admin layout
- GeoIPInfo: example system plugin (admin page with GeoIP info)
- System plugins: getAdminMenu(), getAdminRoutes(), handleAdminRoute()
- Content plugins: getSidebarContent() (unchanged)
This commit is contained in:
2026-08-11 18:06:17 +02:00
parent 6daa0a6f49
commit c2bcd7be22
11 changed files with 219 additions and 5 deletions
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