Nixpacks seems broken

Hi there, If i want to deploy anything trough nixpacks ill get the following issue after the build process: Last few lines of the logs: 1 warning found (use docker --debug to expand): - UndefinedVar: Usage of undefined variable '$NIXPACKS_PATH' (line 18) Dockerfile:20 -------------------- | ENV NIXPACKS_PATH=/app/node_modules/.bin:$NIXPACKS_PATH | COPY . /app/. | >>> RUN --mount=type=cache,id=0hCPC92WCww-/usr/local/share/cache/yarn/v6,target=/usr/local/share/.cache/yarn/v6 yarn install --frozen-lockfile | | # build phase -------------------- ERROR: failed to solve: process "/bin/bash -ol pipefail -c yarn install --frozen-lockfile" did not complete successfully: exit code: 1 Error: Docker build failed Error response from daemon: No such container: att-mainsite-frontend-1bc5f2-7yLUJbnDZe Error ❌ Error response from daemon: No such container: att-mainsite-frontend-1bc5f2-7yLUJbnDZe