make log_timestamp actually do something

Cargo.lock

@@ -1143,7 +1143,7 @@ dependencies = [
 
 [[package]]
 name = "homekit-exporter"
-version = "0.5.3"
+version = "0.5.4"
 dependencies = [
  "clap",
  "env_logger",

homekit-exporter/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "homekit-exporter"
-version = "0.5.3"
+version = "0.5.4"
 edition = "2021"
 license = "Apache-2.0"
 description = "Prometheus exporter for HomeKit sensors"

homekit-exporter/packaging/PKGBUILD

@@ -1,7 +1,7 @@
 # Maintainer: Alex Janka <alex@alexjanka.com>
 
 pkgname=homekit-logger
-pkgver=0.5.3
+pkgver=0.5.4
 pkgrel=1
 pkgdesc="Prometheus exporter for HomeKit sensors"
 arch=('x86_64' 'aarch64')

homekit-exporter/src/main.rs

@@ -44,7 +44,16 @@ const MONITORED_CHARACTERISTICS: [CharacteristicType; 7] = [
 
 #[launch]
 async fn rocket() -> rocket::Rocket<rocket::Build> {
-    env_logger::init();
+    env_logger::builder()
+        .format_module_path(false)
+        .format_timestamp(
+            if std::env::var("LOG_TIMESTAMP").is_ok_and(|v| v == "false") {
+                None
+            } else {
+                Some(env_logger::TimestampPrecision::Seconds)
+            },
+        )
+        .init();
     let args = Args::parse();
 
     match args.command {