Initial import of Din Beste Hjelper site

CodeIgniter 3 app for dinbestehjelper.no. Excludes vendor/, local backup
folders (new/, archive/, archived/) and DB dumps (*.sql) via .gitignore.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01P16ttGUge8zj91dm6WrmEb

system/.htaccess

@@ -0,0 +1,6 @@
+<IfModule authz_core_module>
+	Require all denied
+</IfModule>
+<IfModule !authz_core_module>
+	Deny from all
+</IfModule>