update readme, fix rtfd build

Author: bckohan

README.md

@@ -32,17 +32,9 @@ Please refer to the [full documentation](https://django-typer.readthedocs.io/) f
 
 ![django-typer example](https://raw.githubusercontent.com/django-commons/django-typer/main/doc/source/_static/img/closepoll_example.gif)
 
-## 🚨 Deprecation Notice
+## 🚨 Upgrade Notice
 
-**Imports from ``django_typer`` have been deprecated and will be removed in 3.0! Imports have moved to ``django_typer.management``:**
-
-```python
-   # old way
-   from django_typer import TyperCommand, command, group, initialize, Typer
-
-   # new way!
-   from django_typer.management import TyperCommand, command, group, initialize, Typer
-```
+**There are breaking changes between 2.x and 3.x, mostly involving shell tab completion. [See the changelog for migration steps]()**.
 
 ## Installation
 

doc/.readthedocs.yaml

@@ -14,7 +14,7 @@ build:
     post_create_environment:
       - pip install poetry
     post_install:
-      - VIRTUAL_ENV=$READTHEDOCS_VIRTUALENV_PATH python -m poetry install -E rich
+      - VIRTUAL_ENV=$READTHEDOCS_VIRTUALENV_PATH python -m poetry install -E rich --with docs
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx: