huge documentaton restructure for docusaurus

docker/nginx/.htpasswd-docs

@@ -0,0 +1,2 @@
+# Default development credentials (docs / changeme). Replace this file in production!
+docs:$apr1$Mjk6u9Kx$kqsV6eI9Ghd9zR0PcfH4K.

docker/nginx/default.conf

@@ -29,6 +29,16 @@ server {
         access_log off;
     }
 
+    location /internal-docs/ {
+        alias /var/www/html/docs-site/;
+        index index.html;
+        try_files $uri $uri/ /internal-docs/index.html;
+
+        auth_basic "Fotospiel Internal Docs";
+        auth_basic_user_file /etc/nginx/.htpasswd-docs;
+
+        add_header Cache-Control "private, no-store";
+    }
+
     client_max_body_size 32m;
 }
-