start reworking config loading (for transition) WIP

crates/pacdef_core/src/config.rs

@@ -29,11 +29,7 @@ impl Config {
             Ok(content) => content,
             Err(e) => {
                 if e.kind() == ErrorKind::NotFound {
-                    println!(
-                        "creating default config under {}",
-                        config_file.to_string_lossy()
-                    );
-                    return Self::use_default_and_save_to(config_file);
+                    bail!(crate::Error::ConfigFileNotFound)
                 }
                 bail!("unexpected error occured: {e:?}");
             }

crates/pacdef_core/src/errors.rs

@@ -7,12 +7,15 @@ use std::fmt::Display;
 pub enum Error {
     /// Package search yields no results.
     NoPackagesFound,
+    /// Config file not found.
+    ConfigFileNotFound,
 }
 
 impl Display for Error {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             Self::NoPackagesFound => f.write_str("no packages matching query"),
+            Self::ConfigFileNotFound => f.write_str("config file not found"),
         }
     }
 }