update: README: link to the client_id generation documentation

.gitignore

@@ -8,4 +8,5 @@
 !/www/lib/sib-core
 !/www/lib/sib-router
 !/www/lib/sib-chat
-!/www/lib/sib-oidc
\ No newline at end of file
+!/www/lib/sib-oidc
+*.iml
\ No newline at end of file

README.md

@@ -54,7 +54,7 @@ clone then:
 * `make install`
 
 Edit the created `./src/config.pug` file to :
- - update the `client_id` you generated on the server / OIDC provider
+ - update the `client_id` [you generated on the server](https://git.happy-dev.fr/startinblox/applications/sib-app-data-server/blob/master/README.md#openidconnect-configuration) / OIDC provider
  - update the `sdn` / Server Domain Name to match yours
 
 ## Build