Reorganize and refactor, adding integration test for common library stuff

server/src/repository.rs

@@ -1,4 +1,4 @@
-use common::Request;
+use common::request::Request;
 use std::fs::File;
 use std::io::{BufRead, BufReader};
 use std::path::PathBuf;
@@ -41,7 +41,7 @@ impl PasswordDirectory {
 #[cfg(test)]
 mod tests {
     use crate::repository::PasswordDirectory;
-    use common::Request;
+    use common::request::Request;
 
     const TEST_PATH: &str = "./test_passwords";