Add cargo audit to CI

.github/workflows/check-rust.yml

@@ -208,6 +208,47 @@ jobs:
 
       - name: cargo clippy --workspace --all-targets --all-features -- -D warnings
         run: cargo clippy --workspace --all-targets --all-features -- -D warnings
+  # runs cargo audit
+  cargo-audit:
+    name: cargo audit
+    runs-on: SubtensorCI
+    strategy:
+      matrix:
+        rust-branch:
+          - stable
+        rust-target:
+          - x86_64-unknown-linux-gnu
+        # - x86_64-apple-darwin
+        os:
+          - ubuntu-latest
+          # - macos-latest
+    steps:
+      - name: Check-out repositoroy under $GITHUB_WORKSPACE
+        uses: actions/checkout@v4
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update &&
+          sudo apt-get install -y clang curl libssl-dev llvm libudev-dev protobuf-compiler
+
+      - name: Install Rust ${{ matrix.rust-branch }}
+        uses: actions-rs/[email protected]
+        with:
+          toolchain: ${{ matrix.rust-branch }}
+          components: rustfmt, clippy
+          profile: minimal
+
+      - name: Utilize Shared Rust Cache
+        uses: Swatinem/[email protected]
+        with:
+          key: ${{ matrix.os }}-${{ env.RUST_BIN_DIR }}
+
+      - name: Install cargo-audit
+        run: cargo install cargo-audit
+
+      - name: cargo audit
+        run: cargo audit --ignore RUSTSEC-2024-0336 # rustls issue; wait for upstream to resolve this
+
   # runs cargo test --workspace
   cargo-test:
     name: cargo test