chore(build): Add cargo-deny CI workflow and configuration

.github/workflows/CI.yml

@@ -33,6 +33,27 @@ jobs:
     - name: Check all targets
       run: cargo check --all --all-targets --all-features
 
+  deny-check:
+    name: cargo-deny check
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: download cargo-deny
+      shell: bash
+      env:
+        DVS: "0.4.0"
+        DREPO: EmbarkStudios/cargo-deny
+        TARGET: x86_64-unknown-linux-musl
+      run: |
+        temp_archive=$(mktemp --suffix=.tar.gz)
+        curl -L --output "$temp_archive" https://github.com/$DREPO/releases/download/$DVS/cargo-deny-$DVS-$TARGET.tar.gz
+
+        tar -xzvf "$temp_archive" -C . --strip-components=1 --wildcards "*/cargo-deny"
+    - name: cargo-deny check licenses
+      run: ./cargo-deny -L debug check license
+    - name: cargo-deny check bans
+      run: ./cargo-deny -L debug check ban
+
   test:
     runs-on: ${{ matrix.os }}
     strategy: