From cd6fff89a2ce41ef20be618ee1a3519ad1a5aded Mon Sep 17 00:00:00 2001
From: Krisztian Kovacs <krisztian@equilibrium.co>
Date: Thu, 8 Aug 2024 11:05:12 +0200
Subject: [PATCH 1/2] feat(rpc): add an endpoint for Pathfinder extensions
 using the `vx_y` convention

Closes: #1866
---
 crates/rpc/src/lib.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/crates/rpc/src/lib.rs b/crates/rpc/src/lib.rs
index 8c749436a8..51dd801433 100644
--- a/crates/rpc/src/lib.rs
+++ b/crates/rpc/src/lib.rs
@@ -198,6 +198,7 @@ impl RpcServer {
             .route("/rpc/v0_7", post(rpc_handler))
             .with_state(v07_routes.clone())
             .route("/rpc/pathfinder/v0.1", post(rpc_handler))
+            .route("/rpc/pathfinder/v0_1", post(rpc_handler))
             .with_state(pathfinder_routes.clone());
 
         let router = if self.context.websocket.is_some() {
@@ -894,6 +895,8 @@ mod tests {
     #[case::v0_4_pathfinder("/rpc/v0_4", "pathfinder_rpc_api.json", &["pathfinder_version"])]
     
     #[case::pathfinder("/rpc/pathfinder/v0.1", "pathfinder_rpc_api.json", &[])]
+    #[case::pathfinder("/rpc/pathfinder/v0_1", "pathfinder_rpc_api.json", &[])]
+
 
     #[tokio::test]
     async fn rpc_routing(

From 53c866f9428b0d7160c1125d51f9872ea8dded91 Mon Sep 17 00:00:00 2001
From: Krisztian Kovacs <krisztian@equilibrium.co>
Date: Thu, 8 Aug 2024 11:08:41 +0200
Subject: [PATCH 2/2] chore: update CHANGELOG and README

---
 CHANGELOG.md | 6 ++++++
 README.md    | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec1f44da2a..6a3314fdc8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ More expansive patch notes and explanations may be found in the specific [pathfi
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Added
+
+- Pathfinder JSON-RPC extension methods are now also exposed on the `/rpc/pathfinder/v0_1` endpoint.
+
 ## [0.14.1] - 2024-07-29
 
 ### Fixed
diff --git a/README.md b/README.md
index 464814c35c..fbdfa2b343 100644
--- a/README.md
+++ b/README.md
@@ -284,7 +284,7 @@ The `path` of the URL used to access the JSON-RPC server determines which versio
 - the `v0.5.1` API is exposed on the `/`, `/rpc/v0.5` and `/rpc/v0_5` path
 - the `v0.6.0` API is exposed on the `/rpc/v0_6` path via HTTP and on `/ws/rpc/v0_6` via Websocket
 - the `v0.7.0` API is exposed on the `/rpc/v0_7` path via HTTP and on `/ws/rpc/v0_7` via Websocket
-- the pathfinder extension API is exposed on `/rpc/pathfinder/v0.1` via HTTP and `/ws/rpc/pathfinder/v0_1` via Websocket.
+- the pathfinder extension API is exposed on `/rpc/pathfinder/v0.1` and `/rpc/pathfinder/v0_1` via HTTP and `/ws/rpc/pathfinder/v0_1` via Websocket.
 
 Version of the API, which is served on the root (`/`) path via HTTP and on `/ws` via Websocket, can be configured via the pathfinder parameter `--rpc.root-version` (or the `RPC_ROOT_VERSION` environment variable).