Add documentation check to CI workflow to deny warnings (#66)

Author: AlixANNERAUD

.github/workflows/Check.yml

@@ -59,5 +59,8 @@ jobs:
       - name: Check | Clippy
         run: Build_tool/target/release/Build_tool clippy ${{ matrix.target }} --all-features --workspace -- -D warnings
 
+      - name: Check | Documentation
+        run: RUSTDOCFLAGS="--deny warnings" cargo doc --all-features
+
       - name: Run | Tests
         run: Build_tool/target/release/Build_tool test ${{ matrix.target }} --all