refactor(self-hosting): forward every setting, drop dead config (#3047)

fluxer_admin/src/main.rs

@@ -8,9 +8,7 @@ use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
     tracing_subscriber::registry()
-        .with(
-            tracing_subscriber::EnvFilter::try_from_default_env().unwrap_or_else(|_| "info".into()),
-        )
+        .with(fluxer_common::config::env_filter("info"))
         .with(tracing_subscriber::fmt::layer())
         .init();