Sparsity getting started docs (#1592)

Author: jainapurva

docs/source/index.rst

@@ -3,80 +3,25 @@ Welcome to the torchao Documentation
 
 `torchao <https://github.com/pytorch/ao>`__ is a library for custom data types & optimizations. Quantize and sparsify weights, gradients, optimizers & activations for inference and training using native PyTorch. Please checkout torchao `README <https://github.com/pytorch/ao#torchao-pytorch-architecture-optimization>`__ for an overall introduction to the library and recent highlight and updates. The documentation here will focus on:
 
-1. API Reference 
-2. Developer Contribution Guide
-3. Tutorials
+1. Getting Started
+2. Developer Notes
+3. API Reference
+4. Tutorials
 
-..
-   .. grid:: 3
-
-      .. grid-item-card:: :octicon:`file-code;1em`
-         Getting Started
-         :img-top: _static/img/card-background.svg
-         :link: getting-started.html
-         :link-type: url
-
-         Learn about how to get started with torchao
-         and ts application in your projects.
-
-      .. grid-item-card:: :octicon:`file-code;1em`
-         Concepts
-         :img-top: _static/img/card-background.svg
-         :link: dtypes.html
-         :link-type: url
-
-         Learn about the key torchao concepts such
-         as dtypes, quantization, sparsity, among others.
-
-      .. grid-item-card:: :octicon:`file-code;1em`
-         API Reference
-         :img-top: _static/img/card-background.svg
-         :link: api_ref_intro.html
-         :link-type: url
-
-         A comprehensive reference for the torchao
-         API and its functionalities.
-
-   Tutorials
-   ~~~~~~~~~
-
-   Ready to experiment? Check out some of the
-   torchao tutorials.
-
-   .. customcardstart::
-
-   .. customcarditem::
-      :header: Template Tutorial
-      :card_description: A placeholder template for demo purposes
-      :image: _static/img/generic-pytorch-logo.png
-      :link: tutorials/template_tutorial.html
-      :tags: template
-
-   .. customcardend::
-
-
-.. ----------------------------------------------------------------------
-.. Below is the toctree i.e. it defines the content of the left sidebar.
-.. Each of the entry below corresponds to a file.rst in docs/source/.
-.. ----------------------------------------------------------------------
-
-..
-   .. toctree::
-      :glob:
-      :maxdepth: 1
-      :caption: Getting Started
-      :hidden:
+.. toctree::
+   :glob:
+   :maxdepth: 1
+   :caption: Getting Started
 
-      overview
-      getting-started
+   getting-started
+   sparsity
 
-   .. toctree::
-      :glob:
-      :maxdepth: 1
-      :caption: Tutorials
-      :hidden:
+.. toctree::
+   :glob:
+   :maxdepth: 1
+   :caption: Developer Notes
 
-      tutorials/template_tutorial
+   contributor_guide
 
 .. toctree::
    :glob:
@@ -86,20 +31,10 @@ Welcome to the torchao Documentation
    api_ref_dtypes
    api_ref_quantization
    api_ref_sparsity
-..
-      api_ref_kernel
-
-.. toctree::
-   :glob:
-   :maxdepth: 1
-   :caption: Contributor Guide
-
-   contributor_guide
 
 .. toctree::
    :glob:
    :maxdepth: 1
    :caption: Tutorials
 
    serialization
-