feat: implement task procedures

README.md

@@ -80,7 +80,7 @@ as you work.
 The currently active task is automatically time-tracked.
 To stop time-tracking completely, simply move to the root of all tasks.
 Time-tracking is currently also stopped
-when the application is terminated regularly.
+when the application is terminated regularly with Ctrl-D.
 
 ## Reference
 

src/main.rs

@@ -8,8 +8,9 @@ use std::ops::Sub;
 use std::path::PathBuf;
 use std::str::FromStr;
 use std::sync::mpsc;
-use std::sync::mpsc::{Sender};
-use chrono::{DateTime};
+use std::sync::mpsc::Sender;
+
+use chrono::DateTime;
 use colored::Colorize;
 use itertools::Itertools;
 use log::{debug, error, info, trace, warn};

src/tasks.rs

@@ -4,6 +4,7 @@ use std::iter::{once, Sum};
 use std::ops::{Div, Rem};
 use std::sync::mpsc::Sender;
 use std::time::Duration;
+
 use chrono::{DateTime, Local, TimeZone};
 use chrono::LocalResult::Single;
 use colored::Colorize;