feature/ci (#84)

Co-authored-by: openhands <openhands@all-hands.dev>
Reviewed-on: https://codeberg.org/johba/harb/pulls/84

docker/Dockerfile.playwright-ci

@@ -0,0 +1,28 @@
+# syntax=docker/dockerfile:1.6
+
+FROM mcr.microsoft.com/playwright:v1.56.0-jammy
+
+LABEL org.opencontainers.image.source="https://codeberg.org/johba/harb-ci"
+LABEL org.opencontainers.image.description="Playwright + Docker image for Harb Stack end-to-end CI"
+
+ENV DEBIAN_FRONTEND=noninteractive \
+    PNPM_HOME=/root/.local/share/pnpm \
+    PATH=/root/.local/share/pnpm:/root/.local/bin:$PATH
+
+RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
+    --mount=type=cache,target=/var/lib/apt,sharing=locked \
+    apt-get update && \
+    apt-get install -y --no-install-recommends \
+      git \
+      ca-certificates \
+      jq \
+      curl && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN corepack enable && \
+    corepack prepare pnpm@8.15.4 --activate && \
+    corepack prepare yarn@1.22.19 --activate
+
+WORKDIR /workspace
+
+CMD ["bash"]