Adding more content for --help

train-cli/src/main.rs

@@ -8,19 +8,19 @@ use chrono::{DateTime, Local, FixedOffset, TimeZone, NaiveTime, LocalResult, Nai
 #[derive(Parser, Debug)]
 #[command(version, about, long_about = None)]
 struct TrainingArgs {
-    // name of exercise
+    /// name of exercise: abs, squat, bp, biceps, triceps
     exercise: String,
 
-    // number of runs
+    /// number of runs
     runs: i16,
 
-    // number of reps per run
+    /// number of reps per run
     reps: i16,
 
-    // kilos
+    /// kilos
     kilos: f32,
 
-    // time
+    /// time, either "2025-05-20T14:15:20+0200", "2025-12-24 18:00:00" or "17:15:00"
     time: Option<String>,
 }