feat(rust): Replace base64-url with base64

rust/catalyst-types/Cargo.toml

@@ -27,7 +27,7 @@ orx-concurrent-vec = { version = "3.2.0", features = ["serde"] }
 pallas-crypto = { version = "0.30.1", git = "https://github.com/input-output-hk/catalyst-pallas.git", rev = "9b5183c8b90b90fe2cc319d986e933e9518957b3" }
 serde = { version = "1.0.217", features = ["derive", "rc"] }
 thiserror = "2.0.11"
-base64-url = "3.0.0"
+base64 = "0.22.1"
 uuid = { version = "1.12.0", features = ["v4", "v7", "serde"] }
 chrono = "0.4.39"
 fmmap = { version = "0.4.0", features = ["sync", "tokio"] }

rust/catalyst-types/src/id_uri/errors.rs

@@ -21,7 +21,7 @@ pub enum IdUriError {
     /// Role 0 Key in path is invalid
     InvalidRole0Key,
     /// Role 0 Key in path is not encoded correctly
-    InvalidRole0KeyEncoding(#[from] base64_url::base64::DecodeError),
+    InvalidRole0KeyEncoding(#[from] base64::DecodeError),
     /// Role Index is invalid
     InvalidRole,
     /// Role Index is not encoded correctly

rust/catalyst-types/src/id_uri/mod.rs

@@ -11,6 +11,7 @@ use std::{
     str::FromStr,
 };
 
+use base64::Engine;
 use chrono::{DateTime, Duration, Utc};
 use ed25519_dalek::VerifyingKey;
 use fluent_uri::{
@@ -550,8 +551,8 @@ impl FromStr for IdUri {
 
         // Decode and validate the Role0 Public key from the path
         let encoded_role0_key = path.get(1).ok_or(errors::IdUriError::InvalidRole0Key)?;
-        let decoded_role0_key =
-            base64_url::decode(encoded_role0_key.decode().into_string_lossy().as_ref())?;
+        let decoded_role0_key = base64::engine::general_purpose::URL_SAFE_NO_PAD
+            .decode(encoded_role0_key.decode().into_string_lossy().as_ref())?;
         let role0_pk = crate::conversion::vkey_from_bytes(&decoded_role0_key)
             .or(Err(errors::IdUriError::InvalidRole0Key))?;
 
@@ -638,7 +639,7 @@ impl Display for IdUri {
             f,
             "{}/{}",
             self.network,
-            base64_url::encode(self.role0_pk.as_bytes()),
+            base64::engine::general_purpose::URL_SAFE_NO_PAD.encode(self.role0_pk.as_bytes()),
         )?;
 
         // Role and Rotation are only serialized if its NOT and ID or they are not the defaults.
@@ -667,6 +668,7 @@ impl TryFrom<&[u8]> for IdUri {
 
 #[cfg(test)]
 mod tests {
+    use base64::Engine;
     use ed25519_dalek::SigningKey;
     use rand::rngs::OsRng;
 
@@ -711,7 +713,7 @@ mod tests {
         let mut csprng = OsRng;
         let signing_key: SigningKey = SigningKey::generate(&mut csprng);
         let vk = signing_key.verifying_key();
-        let encoded_vk = base64_url::encode(vk.as_bytes());
+        let encoded_vk = base64::engine::general_purpose::URL_SAFE_NO_PAD.encode(vk.as_bytes());
         assert_eq!(encoded_vk, "1234");
     }
 }

rust/signed_doc/Cargo.toml

@@ -28,7 +28,7 @@ jsonpath-rust = "0.7.5"
 futures = "0.3.31"
 
 [dev-dependencies]
-base64-url = "3.0.0"
+base64 = "0.22.1"
 rand = "0.8.5"
 tokio = { version = "1.42.0", features = [ "macros" ] }
 

rust/signed_doc/src/lib.rs

@@ -278,6 +278,7 @@ impl TryFrom<CatalystSignedDocument> for Vec<u8> {
 mod tests {
     use std::str::FromStr;
 
+    use base64::Engine;
     use ed25519_dalek::{SigningKey, VerifyingKey};
     use metadata::{ContentEncoding, ContentType};
     use rand::rngs::OsRng;
@@ -357,7 +358,7 @@ mod tests {
 
         let kid_str = format!(
             "id.catalyst://cardano/{}/0/0",
-            base64_url::encode(pk.as_bytes())
+            base64::engine::general_purpose::URL_SAFE_NO_PAD.encode(pk.as_bytes())
         );
 
         let kid = IdUri::from_str(&kid_str).unwrap();