#1: fix invalid variable in ci

Author: tlamonthezie

.github/workflows/build-and-test.yml

@@ -122,13 +122,11 @@ jobs:
           else
             docker run \
               --name test-container \
-              -w $FOO_SRC_DIR \
+              -w $WORKSPACE \
               -v ${{ github.workspace }}:/workspace \
               -v /opt/foo/build:/opt/foo/build \
               -v /opt/foo/output:/opt/foo/output \
               -e CI="1" \
-              -e CMAKE_CXX_STANDARD="17" \
-              -e CMAKE_BUILD_TYPE="Release" \
               ${{ matrix.runner.image }} \
               bash -c "$CMD"
             exit $(docker container inspect --format '{{.State.ExitCode}}' test-container)