chore(ci): repair the CI

* replace removed github action
* remove unused code
* bump MSRV because of dependencies

.github/workflows/functional.yaml

@@ -34,7 +34,7 @@ jobs:
           enabled_services: swift
           log_dir: /tmp/devstack-logs
       - name: Setup Rust
-        uses: ATiltedTree/setup-rust@v1
+        uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           rust-version: stable
       - name: Build the project

.github/workflows/main.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        rust: [stable, nightly, 1.64.0]
+        rust: [stable, nightly, 1.65.0]
     steps:
     - uses: actions/checkout@v4
     - name: Install Rust

src/identity/protocol.rs

@@ -106,12 +106,6 @@ pub struct CatalogRecord {
     pub endpoints: Vec<Endpoint>,
 }
 
-/// A root catalog response.
-#[derive(Clone, Debug, Deserialize)]
-pub struct CatalogRoot {
-    pub catalog: Vec<CatalogRecord>,
-}
-
 /// An authentication token with embedded catalog.
 #[derive(Clone, Debug, Deserialize)]
 pub struct Token {

src/lib.rs

@@ -32,7 +32,7 @@
 //!
 //! # Requirements
 //!
-//! This crate requires Rust 2021 edition and rustc version 1.64.0 or newer.
+//! This crate requires Rust 2021 edition and rustc version 1.65.0 or newer.
 //!
 //! OpenStack releases starting with Train are officially supported, although support for
 //! releases older than 1.5 years is best-effort and may be dropped without a prior warning
@@ -87,7 +87,6 @@
     overflowing_literals,
     path_statements,
     patterns_in_fns_without_body,
-    private_in_public,
     trivial_casts,
     trivial_numeric_casts,
     unconditional_recursion,