Update instructions re: external Seafile libraries

docs/installation/advanced/seafile.md

@@ -1,31 +1,26 @@
----
-status: wip
----
-
 # Integrate with Seafile
 
 <!-- md:version 4.0 -->
 <!-- md:flag enterprise -->
 
-When integrating SeaTable and Seafile, users can add files from Seafile libraries in file columns and users can transfer files from SeaTable to Seafile.
+When integrating SeaTable and Seafile, users can add files from Seafile libraries in file columns.
 
 ### Scope of the Connection
 
 The Seafile connection to SeaTable enables you to
 
 - Choose a file as attachment from the Seafile library in SeaTable
-- Save attachments in a SeaTable base to your Seafile library
 
 ### How to Setup the Connection on SeaTable Server Side
 
 - Go to Seafile and generate an API token for your library
-- Go to SeaTable and click on the 3-dots menu of a base, go to Advanced > Connect Seafile and enter the full URL (including “http” or “https”) and the API token and then submit.
+- Go to SeaTable and click on the 3-dots menu inside a base, go to Third party integration > Seafile and enter the full URL (including “http” or “https”) and the API token and then submit.
 
 ### Requirements on the Seafile Server Side
 
 The cross-domain permissions must be set. This can be done by adding the "Access-Control-Allow-Origin" header.
 
-Add the following code block to the configuration file `seafile.conf` in `/etc/nginx/sites-available/`:
+Add the following code block to the configuration file `seafile.conf` in `/etc/nginx/sites-available/` or `seafile.nginx.conf` in `/etc/nginx/sites-enabled` (the exact filename and path depend on your Seafile version and installation method):
 
 ```
     location / {
@@ -36,8 +31,14 @@ Add the following code block to the configuration file `seafile.conf` in `/etc/n
             add_header Access-Control-Allow-Headers "deviceType,token, authorization, content-type";
             return 204;
         }
-
+
         proxy_pass         http://127.0.0.1:8000;
         ...............
 
 ```
+
+### Current Limitations
+
+- Only a single library can be linked to a specific base
+- The base editor does not display thumbnails for images stored inside an external Seafile library
+- Image columns are not supported yet