docs: remove standalone deployment and docs folder

docs/_config.yml

@@ -1,55 +0,0 @@
-title: SSO Manager
-description: A self-hosted OpenID Connect provider with a bundled OpenLDAP directory and a web management UI, for home labs and small businesses that want their own identity provider.
-url: "https://theta42.github.io"
-baseurl: "/sso-manager-node"
-logo: /assets/img/theta42.svg
-lang: en_US
-
-plugins:
-  - jekyll-seo-tag
-  - jekyll-sitemap
-
-github:
-  repository_url: https://github.com/theta42/sso-manager-node
-  zip_url: https://github.com/theta42/sso-manager-node/archive/refs/heads/master.zip
-  tar_url: https://github.com/theta42/sso-manager-node/archive/refs/heads/master.tar.gz
-  repository_name: theta42/sso-manager-node
-
-nav:
-  - title: Home
-    page: /
-    icon: fa-house
-  - title: Deployment
-    page: /deployment.html
-    icon: fa-server
-  - title: Configuration
-    page: /configuration.html
-    icon: fa-gears
-  - title: OAuth
-    page: /oauth.html
-    icon: fa-key
-  - title: LDAP
-    page: /ldap.html
-    icon: fa-address-book
-  - title: Directory
-    page: /directory.html
-    icon: fa-server
-  - title: Plugins
-    page: /plugins.html
-    icon: fa-plug
-  # API.md lives at the repo root, not under docs/, so Jekyll never renders an
-  # api.html for it — link the source directly, same as the Changelog.
-  - title: API
-    url: https://github.com/theta42/sso-manager-node/blob/master/API.md
-    icon: fa-code
-  - title: Changelog
-    url: https://github.com/theta42/sso-manager-node/blob/master/CHANGELOG.md
-    icon: fa-list
-
-defaults:
-  - scope:
-      path: ""
-      type: "pages"
-    values:
-      layout: default
-      image: /assets/img/theta42.svg