Update retester CI to check expectations (#225)

* Add a report processing tool

* Add expectations tests to the CI action

* Fix an issue with CI

* Fix CI

* Fix the path of the workdir in CI

* Fix CI issue with the paths

* Update the format of the expectations file

crates/config/src/lib.rs

@@ -1113,6 +1113,10 @@ pub struct ReportConfiguration {
     /// Controls if the compiler output is included in the final report.
     #[clap(long = "report.include-compiler-output")]
     pub include_compiler_output: bool,
+
+    /// The filename to use for the report.
+    #[clap(long = "report.file-name")]
+    pub file_name: Option<String>,
 }
 
 #[derive(Clone, Debug, Parser, Serialize, Deserialize)]