Add instruction to link to @gouvfr/dsfr

Author: garronej

CONTRIBUTING.md

@@ -37,3 +37,17 @@ https://user-images.githubusercontent.com/6702424/206940923-8d2d1113-8b81-4f61-8
 Thank You Very Much ❤️
 
 PS: If you want to contribute to the Doc website. You can edit [the source Markdown](https://github.com/codegouvfr/react-dsfr/tree/v1_docs) or ask me for access to our GitBook. (We'll migrate to Docusaurus once we have the DSFR theme for it ready.)
+
+## Linking a working version of `@gouvfr/dsfr`
+
+```bash
+cd ~/github/
+git clone http://github.com/gouvernementfr/dsfr
+cd dsfr
+# git checkout my-working-branch
+yarn link
+cd ~/github/react-dsfr
+yarn link @gouvfr/dsfr
+```
+
+Now `~/github/react-dsfr/node_modules/@gouvfr/dsfr` links to `~/github/@gouvfr/dsfr`.

package.json

@@ -143,6 +143,7 @@
         "./Pagination": "./dist/Pagination.js",
         "./Notice": "./dist/Notice.js",
         "./MainNavigation": "./dist/MainNavigation/index.js",
+        "./Input": "./dist/Input.js",
         "./Highlight": "./dist/Highlight.js",
         "./Header": "./dist/Header.js",
         "./Footer": "./dist/Footer.js",