Added releasing documentation

README.md

@@ -6,13 +6,48 @@ Data Package is a standard consisting of a set of simple yet extensible specific
 
 One can contribute to the documentation by clicking on the "Edit Page" button on a site page and create a pull request directly on Github.
 
+The project uses two main branches: `main` and `next`:
+
+- The `main` branch is the default branch and is the one that is deployed to the live site. PRs that make quick corrections (e.g. fixing a typo or updating a website style) should be merged with this branch.
+- The `next` branch is the main development branch that accumulates changes for the next release. PRs that affect the standard (e.g. changing standard texts or profiles) should be merged with this branch.
+
+## Releasing
+
+When then `next` branch is ready for release:
+
+- A maintainer should create a PR from the `next` branch to the `main` branch and request a review from another maintainer.
+- A reviewer should check the PR for version, profiles and changelog correctness, and approve the PR.
+- A maintainer should merge the PR.
+
+When the PR is merged, Github Actions will automatically:
+
+> **NOTE:** The actual implementation is under development (https://github.com/frictionlessdata/datapackage/issues/976)
+
+- Create a new release on Github.
+- Deploy the new version of the site.
+- Bootstrap a new `next` branch with the new version number and generated files.
+
+## Development
+
 Running the project locally:
 
 ```bash
 npm install
 npm start
 ```
 
+Building profiles:
+
+```bash
+npm run profiles
+```
+
+Building the site:
+
+```bash
+npm run build
+```
+
 ## Funding
 
 This project is funded through [NGI0 Entrust](https://nlnet.nl/entrust), a fund established by [NLnet](https://nlnet.nl) with financial support from the European Commission's [Next Generation Internet](https://ngi.eu) program. Learn more at the [NLnet project page](https://nlnet.nl/project/FrictionlessStandards/).