Refactor to use common lib

Added solution for AoC 2022/2

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>

2022/common/src/lib.rs

@@ -0,0 +1,22 @@
+use std::fs::File;
+use std::io::{Read, Write};
+use std::path::Path;
+use tracing::{debug, info};
+    
+pub fn create_file(path: &Path, content: String) {
+    info!("Creating file");
+    debug!("Writing file from: {:?}\nWith:\n{}", path, content);
+
+    let mut file = File::create(path).unwrap();
+    let _ = file.write_all(content.as_bytes());
+}
+
+pub fn read_file(path: &Path) -> std::io::Result<String> {
+    info!("Reading file");
+    debug!("Reading file from: {:?}", path);
+
+    let mut file = File::open(path)?;
+    let mut contents = String::new();
+    let _ = file.read_to_string(&mut contents)?;
+    Ok(contents.trim().to_string())
+}