add(ci): toolchain (#1245)

.github/workflows/update-rust-toolchain.yml

@@ -17,25 +17,11 @@ jobs:
           nix_path: nixpkgs=channel:nixos-unstable
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
-      - name: install jq
-        run:  nix-env -i jq -f '<nixpkgs>'
-      - name: install curl
-        run:  nix-env -i curl -f '<nixpkgs>'
-      - name: update rust-toolchain
-        run:  assets/scripts/update-toolchain.sh
-      - name: Create Pull Request
-        id: cpr
-        uses: peter-evans/create-pull-request@v3
+      - name: update rust toolchain
+        id: urt
+        uses: a-kenji/update-rust-toolchain
         with:
-          commit-message: Update `rust-toolchain`
-          committer: GitHub <noreply@github.com>
-          author: ${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>
-          signoff: false
-          branch: update/rust-toolchain
-          delete-branch: true
-          title: '[Update] rust-toolchain'
-          body: |
-            Update rust-toolchain file
+          minor-version-delta: 1
           labels: |
             dependencies
             automated