Docs update: updated nav, get started sections, home page, apis (#9060)

* initial setup and rename "how to" to "setup"

* move API to main nav

* move api to main nav

* add get starated, rework nav order

* rename to install move mds out of install section

* update api nav and home page

* add install docs and python qs updates

* python get started work

* remove c and obj c for now

* move java, python, and obj-c docs under api folder

* move java api html to iframe (ugh)

* remove api docs w/o details, move api text getstar

* remove api docs wo detail updates get started

* remvoe iframes

* move eco system to main nav

* fix api buttons

* added more examples moved intro to ORT

* fix links

* fix get started titles

* fix get started titles

* fix more links

* fix more links

* more link fixes

* fix nav remove inferencing and training subnav

* fix top nav remove inference and training nav

* fix title

* fix tutorials nav hierarchy

* fix python api button

* add tenorflow keras example

* fix quickstart toc

* add imports fix spacing

* fix links

* update nav and python get started page

* move ort training example, add coming soon for iot

* update C# get started

* fix spacing on quantization

* Add some js get started content

* fix formatting

* fix typo

* removed onnx-pytorch and onnx-tf

* updated pip install torch and added links iot page

* added pytorch tutorial heirarchy

* updated web to docs soon added release blog link

* add web link

.gitignore

@@ -2,6 +2,7 @@ _site
 .sass-cache
 .jekyll-metadata
 *.out
+.venv
 
 # direnv, posh-direnv
 .envrc

_config.yml

@@ -11,15 +11,18 @@ kramdown:
   parse_block_html: true
   toc_levels: "1,2,3"
 logo: "/images/ONNX-Runtime-logo.svg"
-aux_links:
+aux_links:  
+
+  "Onnx Runtime":
+    - "/"
+  "Install":
+    - "/docs/install/"
+  "Get Started":
+    - "/docs/get-started/"
   "Tutorials":
     - "/docs/tutorials/"
-  "How to":
-    - "/docs/how-to/"
-  "Reference":
-    - "/docs/reference/"
-  "Resources":
-    - "/docs/resources/"
+  "API Docs":
+    - "/docs/api/"
   "GitHub":
     - "https://github.com/microsoft/onnxruntime"
 ga_tracking: UA-156955408-1    

about.html

@@ -88,7 +88,7 @@
                                 <div class="col-12 col-md-6 pr-10">
                                     <h2>Optimization and acceleration</h2>
                                     <p>
-                                        Run any ONNX model using a single set of inference <a href="https://www.onnxruntime.ai/docs/reference/api/" target="_blank" class="link"><abbr title="Application Program Interface">API</abbr>s</a> that provide access to the best hardware acceleration available. Built-in optimization features trim and consolidate nodes without impacting model accuracy. Additionally, full backwards <a href="https://www.onnxruntime.ai/docs/resources/compatibility.html" target="_blank" class="link">compatibility</a> for ONNX and ONNX-<abbr>ML</abbr> ensures all ONNX models can be inferenced.
+                                        Run any ONNX model using a single set of inference <a href="https://www.onnxruntime.ai/docs/api/" target="_blank" class="link"><abbr title="Application Program Interface">API</abbr>s</a> that provide access to the best hardware acceleration available. Built-in optimization features trim and consolidate nodes without impacting model accuracy. Additionally, full backwards <a href="https://www.onnxruntime.ai/docs/resources/compatibility.html" target="_blank" class="link">compatibility</a> for ONNX and ONNX-<abbr>ML</abbr> ensures all ONNX models can be inferenced.
                                     </p>
                                 </div>
                             </div>
@@ -99,7 +99,7 @@
                                 <div class="col-12 col-md-6 order-md-1 pr-10">
                                     <h2><abbr title="Application Program Interface">API</abbr> and platform support</h2>
                                     <p>
-                                        Take advantage of the benefits of ONNX Runtime without changing your technology stack. Access ONNX Runtime using your preferred <a href="https://www.onnxruntime.ai/docs/reference/api/" target="_blank" class="link"><abbr title="Application Program Interface">API</abbr></a> &mdash; <abbr>C#</abbr>, <abbr>C++</abbr>, C, Python, or Java. Support for Linux, Windows and Mac allows you to build and deploy applications without worry.
+                                        Take advantage of the benefits of ONNX Runtime without changing your technology stack. Access ONNX Runtime using your preferred <a href="https://www.onnxruntime.ai/docs/api/" target="_blank" class="link"><abbr title="Application Program Interface">API</abbr></a> &mdash; <abbr>C#</abbr>, <abbr>C++</abbr>, C, Python, or Java. Support for Linux, Windows and Mac allows you to build and deploy applications without worry.
                                     </p>
                                 </div>
                             </div>
@@ -173,7 +173,7 @@
                                             <span class="link-content">Tutorials</span><span class="link-arrow fa fa-angle-right"></span></a>
                                     </li>
                                     <li class="mb-2">
-                                        <a target="_blank" href="https://www.onnxruntime.ai/docs/reference/api/">
+                                        <a target="_blank" href="https://www.onnxruntime.ai/docs/api/">
                                             <span class="link-content"><abbr title="Application Program Interface">APIs</abbr></span><span class="link-arrow fa fa-angle-right"></span></a>
                                     </li>
                                 </ul>

docs/api/csharp-api.md

@@ -1,8 +1,11 @@
 ---
-nav_exclude: true 
+title: C# API
+parent: API Docs
+nav_order: 2
 ---
 
 # C# API Reference
+{: .no_toc }
 
 ### OrtEnv
 ```cs
@@ -149,7 +152,7 @@ SetSessionExecutionMode(ExecutionMode execution_mode);
 ```
  * ORT_SEQUENTIAL - execute operators in the graph sequentially.
  * ORT_PARALLEL - execute operators in the graph in parallel.   
-See [How to tune performance](../../how-to/tune-performance.md) for more details.
+See [How to tune performance](../performance/tune-performance.md) for more details.
 
 ### NodeMetadata
 Container of metadata for a model graph node, used for communicating the shape and type of the input and output nodes.

docs/api/index.md

@@ -0,0 +1,15 @@
+---
+title: API Docs
+has_children: true
+nav_order: 5
+---
+# ORT API docs
+{: .no_toc }
+
+|:----------------------------------------------------------------------------------|
+| <span class="fs-5"> [Python API Docs](./python/api_summary.html){: .btn } </span>  | 
+| <span class="fs-5"> [Java API Docs](./java/index.html){: .btn} </span>   | 
+| <span class="fs-5"> [Objective C Docs](./objectivec/index.html){: .btn} </span> |
+| <span class="fs-5"> [WinRT API Docs](https://docs.microsoft.com/windows/ai/windows-ml/api-reference){: .btn} </span>|
+| <span class="fs-5"> [C# API Docs](./csharp-api){: .btn} </span>|
+| <span class="fs-5"> [Other API Docs](./other-apis){: .btn} </span>|

docs/api/java-api.md

@@ -0,0 +1,10 @@
+---
+title: Java API
+parent: API Docs
+nav_order: 3
+---
+
+# ORT Java Docs
+{: .no_toc }
+
+<span class="fs-5"> [Go to the Java Docs](./java/index.html){: .btn  .mr-4 target="_blank"} </span> 

docs/api/java/stylesheet.css

@@ -3,7 +3,7 @@
 Overall document style
 */
 
-@import url('resources/fonts/dejavu.css');
+@import url('../../../resources/fonts/dejavu.css');
 
 body {
     background-color:#ffffff;

docs/api/objectivec-api.md

@@ -0,0 +1,10 @@
+---
+title: Objective-C API
+parent: API Docs
+nav_order: 4
+---
+
+# ORT Objective-C Docs
+{: .no_toc }
+
+<span class="fs-5"> [Go to the Objective-C Docs](./objectivec/index.html){: .btn  .mr-4 target="_blank"} </span>