refactor projekt to implement and test other cli libs

aoc/src/year2022/day013.rs

@@ -0,0 +1,14 @@
+use std::path::PathBuf;
+use std::fs::File;
+use std::io::{BufReader,Lines};
+use crate::util::read_lines;
+
+fn part1(lines: Lines<BufReader<File>>) {
+
+}
+
+pub fn subcmd_day013(file: &Option<PathBuf>, alt: &bool) {
+    if let Ok(lines) = read_lines(file.as_ref().unwrap().as_path()) {
+
+    }
+}