simplify detection of force_debug

Author: br0kenpixel

README.md

@@ -105,6 +105,10 @@ You can also send a simple "ping" request using `SIGUSR1`:
 kill -SIGUSR1 $(pidof pwmp-server)
 ```
 
+## Logging
+You can force debug logging in release builds by using the `--debug` flag, or by setting the `PWMP_DEBUG` environment variable to `true` (case insensitive). Any other value will be ignored.
+In debug builds, debug logging is enabled by default.
+
 ## Compiling caveats and portability
 In general, *x86* and *aarch64* are well-supported with *Linux*. macOS *should* theoretically work. Windows is **not** supported and there are no plans for it.
 Cross-compilation to macOS requires additional setup, due to licensing restrictions.

src/main.rs

@@ -18,9 +18,8 @@ async fn main() -> Result<(), error::Error> {
     let args = cli::Cli::parse();
     let config_path = args.config.clone().unwrap_or_else(Config::default_path);
     let (config, first_run) = server::config::setup(&config_path)?;
-    let force_debug = args.debug
-        || env::var("PWMP_DEBUG")
-            .is_ok_and(|value| ["OK", "1", "YES", "true"].contains(&value.to_lowercase().as_str()));
+    let force_debug =
+        args.debug || env::var("PWMP_DEBUG").is_ok_and(|value| value.to_lowercase() == "true");
 
     if let Err(why) = logging::setup(force_debug, &config) {
         eprintln!("Failed to set up logging: {why}");