feat: add nightly submodule update and check

.github/workflows/cts.yml

@@ -0,0 +1,28 @@
+name: CTS Submodule Update and Test
+
+on:
+ workflow_dispatch:
+ schedule:
+ - cron: 0 0 * * *
+
+env:
+ CARGO_TERM_COLOR: always
+
+jobs:
+ submodule-update:
+ name: Submodule Update & Test
+ runs-on: ubuntu-latest
+ steps:
+ - name: 📦 Checkout
+ uses: actions/checkout@v3
+ with:
+ submodules: true
+ - name: 🧱 Update Submodules
+ run: |
+ git pull --recursive-submodules
+ git submodule update --recursive --remote
+ - name: 🦀 Rust Toolchain & Cache
+ uses: actions-rust-lang/setup-rust-toolchain@v1
+ - name: 🧪 Test
+ run: cargo test
+