日本語フォント追加方法
Install EPEL repository and necessary dependencies using dnf
RUN microdnf install -y dnf &&
dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm &&
microdnf install -y google-noto-sans-cjk-fonts &&
microdnf clean all
Manually install Japanese fonts if EPEL is unavailable
RUN mkdir -p /usr/share/fonts/noto-cjk &&
cd /usr/share/fonts/noto-cjk &&
wget https://noto-website.storage.googleapis.com/pkgs/NotoSansCJKjp-hinted.zip &&
unzip NotoSansCJKjp-hinted.zip &&
rm NotoSansCJKjp-hinted.zip &&
fc-cache -fv