fix leading zero bug

Signed-off-by: Berend Sliedrecht <[email protected]>

src/services/verifier.rs

@@ -455,10 +455,15 @@ fn verify_revealed_attribute_value(
     proof: &Presentation,
     attr_info: &RevealedAttributeInfo,
 ) -> Result<()> {
-    let reveal_attr_encoded = attr_info.encoded.to_string();
-    let reveal_attr_encoded = Regex::new("^0*")
-        .unwrap()
-        .replace_all(&reveal_attr_encoded, "");
+    let leading_zero_regex = Regex::new("^0[0-9]+").unwrap();
+    let encoded_info = &attr_info.encoded;
+
+    let reveal_attr_encoded = if leading_zero_regex.captures(encoded_info).is_some() {
+        encoded_info.trim_start_matches('0')
+    } else {
+        attr_info.encoded.as_str()
+    };
+
     let sub_proof_index = attr_info.sub_proof_index as usize;
 
     let crypto_proof_encoded = proof