Bump version and extend doc (#51)

Author: constantinpape

README.md

@@ -2,4 +2,9 @@
 
 Image processing and segmentation functionality in C++ with light-weight python bindings through nanobind and minimal dependencies to enable distribution via pip.
 
+The `bioimage_cpp` python library can be installed via pip:
+```bash
+pip install bioimage-cpp
+```
+
 Please refer to [the documentation](https://computational-cell-analytics.github.io/bioimage-cpp/) for details.

src/bioimage_cpp/__init__.py

@@ -17,7 +17,21 @@
 
 ## Installation
 
-TODO: document once on pip / conda
+The `bioimage_cpp` library is available on PyPI and can be installed via pip:
+```bash
+pip install bioimage-cpp
+```
+
+Additional dependencies for tests / data downloads can be installed via `pip install bioimage-cpp[test]` /  `pip install bioimage-cpp[data]` respectively.
+
+We will make it available on conda-forge as soon as possible.
+
+You can also install this library from source as follows:
+```
+git clone https://github.com/computational-cell-analytics/bioimage-cpp
+cd bioimage-cpp
+pip install -e .
+```
 
 ## Functionality
 

src/bioimage_cpp/_version.py

@@ -1 +1 @@
-__version__ = "0.1.1"
+__version__ = "0.2.0"