bump versions, add release instructions to contributing guide

CONTRIBUTING.md

@@ -16,6 +16,15 @@ All submissions, including submissions by project members, require review. We us
 
 All new contributions must pass all the tests and checks performed by GitHub actions, and any changes to docstrings must respect the [docstring guidelines](docs/docstring_guidelines.md).
 
+## Release to PyPI
+
+The Python package is built and published to PyPI when a new release is created in GitHub.
+
+To create a new release, follow these steps:
+
+1. Push a new commit to `main` updating the version number in `pyproject.toml` and `temporian/__init__.py` to the new version number (e.g. `1.3.2`).
+2. Create a new [GitHub release](https://docs.github.com/en/repositories/releasing-projects-on-github/managing-releases-in-a-repository#creating-a-release) with the new version's name prepended with `v`, e.g. `v1.3.2`.
+
 ## Development
 
 ### Environment Setup

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "temporian"
-version = "0.1.1"
+version = "0.1.2"
 description = "Temporian is a Python package for feature engineering of temporal data, focusing on preventing common modeling errors and providing a simple and powerful API, a first-class iterative development experience, and efficient and well-tested implementations of common and not-so-common temporal data preprocessing functions."
 authors = [
     "Mathieu Guillame-Bert, Braulio Ríos, Guillermo Etchebarne, Ian Spektor, Richard Stotz <[email protected]>",

temporian/__init__.py

@@ -25,7 +25,7 @@
 # from temporian.module import submodule as _submodule
 # del _submodule
 
-__version__ = "0.1.1"
+__version__ = "0.1.2"
 
 # Register all operator implementations
 from temporian.implementation.numpy import operators as _impls