Top Level Landing Page for NGF Documentation

[mpstefan]

As a potential user of NGF
I want to see a landing page for NGF documentation that can guide me to the documentation I am looking for
So that I can quickly answer my questions about NGF and determine if it fits my environment.

Specific User Stories

As a user of Kubernetes who has heard about NGF
I want to understand what NGF is and how it works at a high level
So that I can understand how NGF can help me in Kubernetes

As a platform architect investigating new tools for my Kubernetes environments
I want to be guided to information related to the architecture and design concepts of NGF
So that I can determine whether or not NGF fits my organization's needs for security, performance, and compatibility.

As a platform engineer investigating new tools for my Kubernetes environment
I want to be guided to information that shows me what use cases are covered by NGINX
So that I can determine whether or not NGF fits the use cases I need for my environment.

As a platform engineer looking to evaluate infrastructure tools for my Kubernetes environment
I want instructions to quickly install NGF into my Kubernetes cluster
So that I can quickly evaluate NGF's and the Gateway API's ability to improve our Kubernetes application development.

As a cluster operator using NGF in my Kubernetes clusters
I want to quickly diagnose an issue that I believe originates in NGF
So that I can minimize downtime of my environment.

As a cluster operator using NGF in my Kubernetes clusters who already knows how to use the Gateway API
I want to quickly view reference documentation for NGF
So that I can quickly reference the configuration I need without going to a guide or blog.

Acceptance

• The default landing page for NGINX Gateway Fabric includes:
  • A description of what the product is and why it exists.
  • A basic architecture diagram that shows how NGF supports Kubernetes cluster networking
  • A link to documentation showing architectural and design concepts
  • A link to documentation showing what use cases are covered by NGF
  • A link to documentation for users who want to install NGF
  • A link to documentation for users who are looking to troubleshoot NGF in their environment
  • A link to documentation for users who want to view reference documentation