Move cors default to source code (#3219)

docker/docker-compose.yml

@@ -50,8 +50,6 @@ services:
       - lemmyexternalproxy
     restart: always
     environment:
-      # set this to the public origin that requests will come from
-      - LEMMY_CORS_ORIGIN=http://localhost
       - RUST_LOG="warn,lemmy_server=debug,lemmy_api=debug,lemmy_api_common=debug,lemmy_api_crud=debug,lemmy_apub=debug,lemmy_db_schema=debug,lemmy_db_views=debug,lemmy_db_views_actor=debug,lemmy_db_views_moderator=debug,lemmy_routes=debug,lemmy_utils=debug,lemmy_websocket=debug"
       - RUST_BACKTRACE=full
     volumes:

src/lib.rs

@@ -150,9 +150,9 @@ pub async fn start_lemmy_server() -> Result<(), LemmyError> {
       .build()
       .expect("configure federation");
 
-    let cors_origin = std::env::var("LEMMY_CORS_ORIGIN").unwrap_or_default();
+    let cors_origin = std::env::var("LEMMY_CORS_ORIGIN").unwrap_or("http://localhost".into());
 
-    let cors_config = if cfg!(debug_assertions) {
+    let cors_config = if !cfg!(debug_assertions) {
       Cors::permissive()
     } else {
       Cors::default().allowed_origin(&cors_origin)