Migrate docs to docs.nginx.com (#1226)

Change docs structure and add the required files to build documentation Hugo and publish with Netlify

Rewrite existing docs to work with Hugo


---------

Co-authored-by: Travis Martin <t.martin@f5.com>
Co-authored-by: Travis Martin <33876974+travisamartin@users.noreply.github.com>
Co-authored-by: Kate Osborn <50597707+kate-osborn@users.noreply.github.com>
Co-authored-by: Alan Dooley <ADubhlaoich@users.noreply.github.com>
Co-authored-by: Alan Dooley <a.dooley@f5.com>

Author: 4 people

.markdownlint-cli2.yaml

@@ -5,10 +5,7 @@ config:
     style: dash
   no-hard-tabs: false
   no-multiple-blanks: false
-  line-length:
-    line_length: 120
-    code_blocks: false
-    tables: false
+  line-length: false
   blanks-around-headers: false
   no-duplicate-heading:
     siblings_only: true

README.md

@@ -10,19 +10,21 @@ and `UDPRoute` -- to configure an HTTP or TCP/UDP load balancer, reverse-proxy,
 on Kubernetes. NGINX Gateway Fabric supports a subset of the Gateway API.
 
 For a list of supported Gateway API resources and features, see
-the [Gateway API Compatibility](docs/gateway-api-compatibility.md) doc.
+the [Gateway API Compatibility](https://docs.nginx.com/nginx-gateway-fabric/gateway-api-compatibility.md) doc.
 
-Learn about our [design principles](/docs/developer/design-principles.md) and [architecture](/docs/architecture.md).
+Learn about our [design principles](/docs/developer/design-principles.md) and [architecture](https://docs.nginx.com/nginx-gateway-fabric/overview/gateway-architecture.md).
 
 ## Getting Started
 
-1. [Quick Start on a kind cluster](docs/running-on-kind.md).
-2. [Install](docs/installation.md) NGINX Gateway Fabric.
-3. [Build](docs/building-the-images.md) an NGINX Gateway Fabric container image from source or use a pre-built image
+1. [Quick Start on a kind cluster](https://docs.nginx.com/nginx-gateway-fabric/installation/running-on-kind.md).
+2. [Install](https://docs.nginx.com/nginx-gateway-fabric/installation/) NGINX Gateway Fabric.
+3. [Build](https://docs.nginx.com/nginx-gateway-fabric/installation/building-the-images.md) an NGINX Gateway Fabric container image from source or use a pre-built image
    available
    on [GitHub Container Registry](https://github.com/nginxinc/nginx-gateway-fabric/pkgs/container/nginx-gateway-fabric).
 4. Deploy various [examples](examples).
-5. Read our [guides](/docs/guides).
+5. Read our [How-to guides](https://docs.nginx.com/nginx-gateway-fabric/how-to/).
+
+You can find the comprehensive NGINX Gateway Fabric user documentation on the [NGINX Documentation](https://docs.nginx.com/nginx-gateway-fabric/) website.
 
 ## NGINX Gateway Fabric Releases
 
@@ -99,7 +101,7 @@ docker buildx imagetools inspect ghcr.io/nginxinc/nginx-gateway-fabric:edge --fo
 
 ## Troubleshooting
 
-For troubleshooting help, see the [Troubleshooting](/docs/troubleshooting.md) document.
+For troubleshooting help, see the [Troubleshooting](https://docs.nginx.com/nginx-gateway-fabric/how-to/monitoring/troubleshooting.md) document.
 
 ## Contacts
 

docs/README.md

@@ -1,27 +1,10 @@
 # NGINX Gateway Fabric Documentation
 
-This directory contains all of the documentation relating to NGINX Gateway Fabric.
+This directory contains the developer documentation and the enhancement proposals relating to NGINX Gateway Fabric.
 
-## Contents
-
-- [Architecture](architecture.md): An overview of the architecture and design principles of NGINX Gateway Fabric.
-- [Gateway API Compatibility](gateway-api-compatibility.md): Describes which Gateway API resources NGINX Gateway
-Fabric supports and the extent of that support.
-- [Installation](installation.md): Walkthrough on how to install NGINX Gateway Fabric on a generic Kubernetes cluster.
-- [Resource Validation](resource-validation.md): Describes how NGINX Gateway Fabric validates Gateway API
-resources.
-- [Control Plane Configuration](control-plane-configuration.md): Describes how to dynamically update the NGINX
-Gateway Fabric control plane configuration.
-- [Building the Images](building-the-images.md): Steps on how to build the NGINX Gateway Fabric container images
-yourself.
-- [Running on Kind](running-on-kind.md): Walkthrough on how to run NGINX Gateway Fabric on a `kind` cluster.
-- [CLI Help](cli-help.md): Describes the commands available in the `gateway` binary of `nginx-gateway-fabric`
-container.
-- [Monitoring](monitoring.md): Information on monitoring NGINX Gateway Fabric using Prometheus metrics.
-- [Troubleshooting](troubleshooting.md): Troubleshooting guide for common or known issues.
+_Please note: You can find the user documentation for NGINX Gateway Fabric in the [NGINX Documentation](https://docs.nginx.com/nginx-gateway-fabric/) website._
 
-### Directories
+## Contents
 
-- [Guides](guides): Guides about configuring NGINX Gateway Fabric for various use cases.
 - [Developer](developer/): Docs for developers of the project. Contains guides relating to processes and workflows.
 - [Proposals](proposals/): Enhancement proposals for new features.