Add verifier information (#3839)

* add verifier information

* cleanup

Co-authored-by: bjoern <r10s@b44t.com>

* finish name change

* simple improvements & new ffi

* fixs

Co-authored-by: bjoern <r10s@b44t.com>
Co-authored-by: septias <xxsebastian.kleahnxx@gmail.com>

src/tools.rs

@@ -593,11 +593,7 @@ impl rusqlite::types::ToSql for EmailAddress {
 
 /// Makes sure that a user input that is not supposed to contain newlines does not contain newlines.
 pub(crate) fn improve_single_line_input(input: &str) -> String {
-    input
-        .replace('\n', " ")
-        .replace('\r', " ")
-        .trim()
-        .to_string()
+    input.replace(['\n', '\r'], " ").trim().to_string()
 }
 
 pub(crate) trait IsNoneOrEmpty<T> {