Add reuses and partners documentation in the webapp section

docs/components/custom-apps/web-app/footer.md

@@ -2,7 +2,7 @@
 
 The footer is devided in three sections.
 
-The left section comports links to the facebook and twitter pages of the Lyon Metropolis as well as the link to the RSS feed of the platform.
+The left section comports links to the facebook and twitter pages of the Lyon Metropolitan Area as well as the link to the RSS feed of the platform.
 
 The middle section is composed of internal links to different pages of the web app. Besides it also has a `Download the catalog` link which triggers the download of a CSV export of the metadata catalog through the [CSV catalog downloader](../../services/csv-catalog-downloader.md) service.
 

docs/components/custom-apps/web-app/partners.md

+# Partners
+
+The Lyon Metropolitan Area has opened its portal to all stakeholders in the region who wish to distribute their data, in open data or restricted access. This page list the current partners.
+
+Each partner is represented as a card with its logo, a description, its website and the number of datasets and services distributed.
+
+The logo of a partner is clickable and redirects to their official website.
+
+The `dataset` button of a partner redirects to the `Datasets` tab of the search page with the `Producers` filter activated with the corresponding partner.
+
+The `service` button of a partner redirects to the `Services` tab of the search page with the `Producers` filter activated with the corresponding partner.

docs/components/custom-apps/web-app/reuses.md

+# Reuses
+
+The Lyon Metropolitan Area promotes the reuse of territorial data: analysis, map, site, service, application... This page lists thoses reuses.
+
+The reuses are displayed as a card with their logo, name, creator, type and the number of datasets they use. Each reuse is clickable and redirects to the detail page of the reuse in question.
+
+On the detail page two additional information can be found:
+
+* the official website of the reuse
+* the list of the datasets being reused (each of them is clickable and redirects to the detail page of the dataset)