chore: update README

README.md

@@ -20,18 +20,20 @@ Last but not least, you can **play with Weaverbird on our [online playground](ht
 ## Badges
 
 ### UI
+
 [![npm](https://img.shields.io/npm/v/weaverbird)](https://www.npmjs.com/package/weaverbird)
 ![CI UI](https://github.com/ToucanToco/weaverbird/actions/workflows/ci-ui.yml/badge.svg)
 [![Coverage](https://sonarcloud.io/api/project_badges/measure?project=ToucanToco_weaverbird&metric=coverage)](https://sonarcloud.io/dashboard?id=ToucanToco_weaverbird)
 [![Maintainability Rating](https://sonarcloud.io/api/project_badges/measure?project=ToucanToco_weaverbird&metric=sqale_rating)](https://sonarcloud.io/dashboard?id=ToucanToco_weaverbird)
 [![Lines of Code](https://sonarcloud.io/api/project_badges/measure?project=ToucanToco_weaverbird&metric=ncloc)](https://sonarcloud.io/dashboard?id=ToucanToco_weaverbird)
+
 <!-- [![Codecov Coverage](https://img.shields.io/codecov/c/github/ToucanToco/weaverbird.svg?style=flat-square)](https://codecov.io/gh/ToucanToco/weaverbird/) -->
 
 ### Server
+
 [![pypi](https://img.shields.io/pypi/v/weaverbird)](https://pypi.org/project/weaverbird/)
 ![CI server](https://github.com/ToucanToco/weaverbird/actions/workflows/ci-server.yml/badge.svg)
 
-
 ## Project setup
 
 ```bash
@@ -109,9 +111,10 @@ permalink: /docs/your-page-doc-name/
 ---
 ```
 
-> to finish to get your page into the doc navigation you have to add it in `_data/docs.yml``
+> to finish to get your page into the doc navigation you have to add it in `\_data/docs.yml``
 
 example :
+
 ```
 - title: Technical documentation
   docs:
@@ -148,12 +151,14 @@ This library is published on npm under the name `weaverbird` automatically each
 - Update the `version` property in `package.json` and in `sonar-project.properties`
 
 - Check differences between last release and current and fill `CHANGELOG.md` with updates
-  - Delete the ```##changes``` title at start of the `CHANGELOG.md` if provided
+
+  - Delete the `##changes` title at start of the `CHANGELOG.md` if provided
   - Add the date and version at start of `CHANGELOG.md` following this convention
 
     ```
     [X.Y.Z] - YYYY-MM-DD
     ```
+
     ex: `[0.20.0] - 2020-08-03`
 
   - Add link to the `CHANGELOG.md` from this version to the previous one at the end of the `CHANGELOG.md`
@@ -206,7 +211,7 @@ This library is published on npm under the name `weaverbird` automatically each
 ### With an ES module bundler (typically webpack, vite or rollup)
 
 ```js
-import { Pipeline } from 'weaverbird';
+import { Pipeline } from "weaverbird";
 ```
 
 > By default, the CommonJS module is imported. If you prefer the ES module
@@ -254,11 +259,11 @@ Once the server is started, you should be able to open the
 
 > When developing the UI, use `yarn vite` that provides its own dev server.
 
-
 ### Mongo back-end
 
 The default back-end for the playground is a small server passing queries to MongoDB.
 Connect the playground to a running MongoDB instance with the environment variables:
+
 - MONGODB_CONNECTION_STRING (default to localhost:27017)
 - MONGODB_DATABASE_NAME (default to 'data')
 
@@ -284,11 +289,11 @@ Add `?backend=pandas` to the URL to see it in action.
 In order to run the playground with AWS Athena, make sure the following environment variables are set before starting the
 docker-compose stack:
 
-* `ATHENA_REGION`
-* `ATHENA_SECRET_ACCESS_KEY`
-* `ATHENA_ACCESS_KEY_ID`
-* `ATHENA_DATABASE`
-* `ATHENA_OUTPUT`
+- `ATHENA_REGION`
+- `ATHENA_SECRET_ACCESS_KEY`
+- `ATHENA_ACCESS_KEY_ID`
+- `ATHENA_DATABASE`
+- `ATHENA_OUTPUT`
 
 ### BigQuery back-end
 
@@ -301,7 +306,7 @@ CSVs from `playground/datastore` are available to use in the playground with pan
 You can override this folder when running the container using by adding a volume parameter:
 `-v /path/to/your/folder/with/csv:/weaverbird/playground/datastore`.
 
-### Use another front-end
+### Use another back-end
 
 You can point a front-end to another API by using a query parameter: `?api=http://localhost:5000`.
 This is particularly useful for front-end development, with `yarn vite`.