feat: global progress bar

Also fix me having no foresight and executing things
inside log::debug! macros

rust/src/model/rainy.rs

@@ -22,4 +22,5 @@ pub struct V1Version {
     pub icon: String,
     pub dependencies: BTreeSet<PkgKeyVersion>,
     pub download_url: String,
+    pub file_size: i64,
 }