Introduce code from Rust monorepo. This is a mess

tts/NeMo/docs/source/index.rst

@@ -0,0 +1,67 @@
+NVIDIA NeMo User Guide
+======================
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Getting Started
+   :name: starthere
+
+   starthere/intro
+   starthere/tutorials
+   starthere/best-practices
+
+
+.. toctree::
+   :maxdepth: 2
+   :caption: NeMo Core
+   :name: core
+
+   core/core
+
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Speech Processing
+   :name: Speech Processing
+
+   asr/intro
+   asr/speech_classification/intro
+   asr/speaker_recognition/intro
+   asr/speaker_diarization/intro
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Natural Language Processing
+   :name: Natural Language Processing
+
+   nlp/intro
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Text To Speech
+   :name: Text To Speech
+   :includehidden:
+   :titlesonly:
+
+   tts/intro
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Common
+   :name: Common
+
+   common/intro
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Text Processing
+   :name: Text Processing
+
+   nemo_text_processing/intro
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Tools
+   :name: Tools
+
+   tools/intro