Added: explanatory comment to port mapping of dev_dataverse and removed redundant param

Author: GPortas

dev-env/docker-compose-dev.yml

@@ -72,9 +72,9 @@ services:
         -Ddataverse.files.s3.connection-pool-size=2048
         -Ddataverse.files.s3.custom-endpoint-region=us-east-1
         -Ddataverse.files.s3.custom-endpoint-url=https://s3.us-east-1.amazonaws.com
-    expose:
-      - '8080'
-    # TODO: The port has been opened for the redirection to /oauth2/callback.xhtml after a JSF OIDC login. We may prefer to change this to use the proxy.
+    # We publish the port on the host machine instead of just exposing it within the network, so that the browser can access the URLs of images generated by Dataverse (http://localhost:8080...). 
+    # This is necessary because the dev_nginx proxy is placed on top of the Dataverse service, making those URLs unreachable unless this port is exposed. 
+    # This workaround is only necessary and intended for the local dev environment and will not be used in the remote environment, where we use a production DNS.
     ports:
       - '8080:8080'
     networks: