Update README.md

README.md

@@ -1,15 +1,40 @@
-# Qadence 2 core
+# Qadence 2
+
+**Notice**: Qadence 2 is currently a *work in progress* and is under active development. Please be aware that the software is in an early stage, and frequent updates, including breaking changes, are to be expected. This means that:
+* Features and functionalities may change without prior notice.
+* The codebase is still evolving, and parts of the software may not function as intended.
+* Documentation and user guides may be incomplete or subject to significant changes.
 
-House for blocks, expressions, compiler, runtime, platforms (quantum model and backends) and data types handling modules.
 
 ## Installation
-Installation guidelines
 
-## Usage
-Usage guidelines
+*Note*: it is adviced to set up a python environment before installing the package.
+
+
+To install the current version, there are a few options:
+
+### Installation from PYPI
+
+On the terminal, type
+
+```bash
+pip install qadence2
+```
+
+### Installation from Source
+
+Clone this repository by typing on the terminal
+
+```bash
+git clone https://github.com/pasqal-io/qadence2-core.git
+```
+
+Go to `qadence2-core` folder and install it using [hatch](https://hatch.pypa.io/latest/)
+
+```bash
+hatch -v shell
+```
 
-## Documentation
-Documentation guidelines
+## Contributing
 
-## Contribute
-Contribution guidelines
+## License