fix: CI

Author: Daanvdplas

.github/workflows/ci.yml

@@ -43,10 +43,9 @@ jobs:
 
       - name: Set environment variables
         id: out
-        env:
-          HASH: ${{ hashFiles('Dockerfile.ci') }}
         run: |
           set -xeuo pipefail
+          HASH=$(sha256sum Dockerfile.ci | cut -d ' ' -f 1)
           RUST_VERSION=$(yq -r '.toolchain.channel' rust-toolchain.toml)
           echo "rust_version=$RUST_VERSION" >> "$GITHUB_OUTPUT"
           echo "image=ghcr.io/${GITHUB_REPOSITORY,,}:${RUST_VERSION}-${HASH}" >> "$GITHUB_OUTPUT"
@@ -148,14 +147,6 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           args: --all-targets -- -D warnings
 
-  docker:
-    if: ${{ hashFiles('Dockerfile') != '' }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: docker/build-push-action@v5
-
   docs:
     needs:
       - setup

Dockerfile.ci

@@ -8,10 +8,12 @@ ENV PATH="/root/.cargo/bin:${PATH}"
 
 # Minimal system deps: ca-certificates, curl, git, protoc, build essentials for crates that need it
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    ca-certificates git clang curl libssl-dev build-essential protobuf-compiler gnupg \
+    ca-certificates git clang curl libssl-dev build-essential protobuf-compiler gnupg pkg-config \
  && apt-get clean \
  && rm -rf /var/lib/apt/lists/*
 
+RUN pkg-config --version
+
 # Install Rust
 RUN curl -sSf https://sh.rustup.rs | sh -s -- -y --profile default
 RUN rustup toolchain install ${RUST_TOOLCHAIN} \