feat: document portal

docs/search.md

-# Search
\ No newline at end of file

docs/web_portal.md

@@ -2,8 +2,17 @@
 
 ## Default Instance
 
-When you first connect to [http://localhost:4200/](http://localhost:4200/), you should
-see the default instance implemented. Note that there is a default re-routing
-to `./portal/home/`.
+When you first connect to [http://localhost:4200/](http://localhost:4200/), you should see a default project implemented.
+Note the default re-routing to `./portal/home/`.
 
-You can click on `Access to the project` to go to the homepage of the instance.
+You should see something like the following.
+
+![web_portal](img/web_portal.png)
+
+You can click on `Access to the project` to go to the homepage of this project.
+In a deployed version of ANIS, each specific project here after are called ***instances***.
+
+## A portal example
+
+Naturally, in the case you have configured other projects using ANIS, you should see here their listing.
+For an example, you have a look at [this fully configured anis](https://anis-dev.lam.fr/)