diff --git a/.buildbot.sh b/.buildbot.sh
new file mode 100755
index 0000000000..26cb4d4ecc
--- /dev/null
+++ b/.buildbot.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -eu
+
+# First build without the JIT and check the tests still work.
+./autogen.sh
+mkdir build && cd build
+../configure
+make btest -j $(nproc)
diff --git a/.buildbot_dockerfile_debian b/.buildbot_dockerfile_debian
new file mode 100644
index 0000000000..b82af7bde7
--- /dev/null
+++ b/.buildbot_dockerfile_debian
@@ -0,0 +1,22 @@
+FROM debian:latest
+WORKDIR /ci
+RUN --mount=target=/var/lib/apt/lists,type=cache,sharing=locked \
+    --mount=target=/var/cache/apt,type=cache,sharing=locked \
+  rm -f /etc/apt/apt.conf.d/docker-clean && \
+  apt-get update && \
+  apt-get -y install clang-15 autoconf make curl procps file git cmake python3 ruby-full \
+    libtinfo-dev libzip-dev mold ninja-build gdb && \
+  update-alternatives --install /usr/bin/cc cc /usr/bin/clang-15 999 && \
+  update-alternatives --set cc /usr/bin/clang-15 && \
+  update-alternatives --install /usr/bin/c++ c++ /usr/bin/clang++-15 999 && \
+  update-alternatives --set c++ /usr/bin/clang++-15 && \
+  update-alternatives --install /usr/bin/ld ld /usr/bin/mold 999 && \
+  update-alternatives --set ld /usr/bin/mold && \
+  ln -sf /usr/bin/clang-15 /usr/bin/clang && \
+  ln -sf /usr/bin/clang++-15 /usr/bin/clang++
+ARG CI_UID
+RUN useradd -m -u ${CI_UID} ci && chown ${CI_UID}:${CI_UID} .
+ARG CI_RUNNER
+ENV CI_RUNNER=${CI_RUNNER}
+COPY --chown=${CI_UID}:${CI_UID} . .
+CMD ["sh", "-x", ".buildbot.sh"]
diff --git a/.github/workflows/sdci.yml b/.github/workflows/sdci.yml
new file mode 100644
index 0000000000..f20da180a8
--- /dev/null
+++ b/.github/workflows/sdci.yml
@@ -0,0 +1,11 @@
+on:
+  pull_request:
+  merge_group:
+
+# This is required to silence emails about the workflow having no jobs.
+# We simply define a dummy job that does nothing much.
+jobs:
+  dummy:
+    runs-on: ubuntu-latest
+    steps:
+      - run: /usr/bin/true