add reading history to /about

data/css_compress/Dockerfile

@@ -0,0 +1,8 @@
+FROM node:22-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    python3 default-jre-headless \
+    && npm install -g sass \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /project