fix: configurable log level

cfg/config.json

@@ -1,4 +1,10 @@
 {
+  "logger": {
+    "console": {
+      "level": "info"
+    }
+  },
+
   "server": {
     "host": "0.0.0.0",
     "port": 50062

src/main.rs

@@ -1,6 +1,7 @@
 use config::{Case, Config, File};
 use env_logger::WriteStyle;
 use log::info;
+use std::str::FromStr;
 use std::{env, error::Error, net::ToSocketAddrs};
 use tokio::sync::mpsc;
 
@@ -21,8 +22,17 @@ mod types;
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn Error>> {
+    let config = load_config();
+
+    let level = log::LevelFilter::from_str(
+        config
+            .get_string("logger.console.level")
+            .unwrap_or("info".to_string())
+            .as_str(),
+    );
+
     env_logger::builder()
-        .filter_level(log::LevelFilter::Debug)
+        .filter_level(level.expect("invalid level"))
         .write_style(WriteStyle::Always)
         .init();
 
@@ -41,8 +51,6 @@ async fn main() -> Result<(), Box<dyn Error>> {
         .set_service_status("readiness", ServingStatus::Serving)
         .await;
 
-    let config = load_config();
-
     let (tx, rx) = mpsc::channel::<InternalRequest>(32);
 
     let pdf_server = PDFServer {
@@ -88,7 +96,7 @@ fn logging(req: Request<()>) -> Result<Request<()>, Status> {
 fn load_config() -> Config {
     let run_mode = env::var("NODE_ENV").unwrap_or_else(|_| "development".into());
 
-    info!("Running in mode: {}", run_mode);
+    println!("Running in mode: {}", run_mode);
 
     Config::builder()
         .add_source(File::with_name("cfg/config"))

src/server.rs

@@ -133,8 +133,11 @@ impl PDFServer {
 
                         let mut out_data = data.clone();
                         if output.is_some() {
-                            out_data = add_pdf_metadata(out_data.clone(), output.clone().unwrap().meta_data)
-                              .expect("failed adding meta");
+                            out_data = add_pdf_metadata(
+                                out_data.clone(),
+                                output.clone().unwrap().meta_data,
+                            )
+                            .expect("failed adding meta");
                         }
 
                         out.push(