print errors when setting up env and logger

src/main.rs

@@ -4,7 +4,8 @@
 use std::env;
 
 use fern::colors::{Color, ColoredLevelConfig};
-use log::LevelFilter::{Trace};
+use log::error;
+use log::LevelFilter::Trace;
 use tokio::time::Duration;
 
 use crate::bot::BfxBot;
@@ -25,8 +26,15 @@ pub type BoxError = Box<dyn std::error::Error + Send + Sync>;
 
 #[tokio::main]
 async fn main() -> Result<(), BoxError> {
-    setup_logger()?;
-    dotenv::dotenv()?;
+    if let Err(e) = setup_logger() {
+        error!("Could not setup logger: {}", e);
+        return Err(e.into());
+    }
+
+    if let Err(e) = dotenv::dotenv() {
+        error!("Could not open .env file: {}", e);
+        return Err(e.into());
+    }
 
     let api_key = env::vars()
         .find(|(k, _v)| k == "API_KEY")