fix: 修复 Noto Sans CJK SC Bold 字体混入 Mono 等宽变体问题
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问题: fonts-noto-cjk apt 包安装的 .ttc 文件同时包含 Sans 和 Sans Mono 变体, 导致 fc-list 中 Bold 样式匹配到等宽字体(Noto Sans Mono CJK SC Bold), 视频标题加粗渲染时使用等宽字体,与前端预览的非等宽字体不一致。 修复: 1. 删除有问题的 NotoSansCJK-Regular.ttc 和 NotoSansCJK-Bold.ttc 2. 从 Google Fonts 下载单独的 Noto Sans SC Variable Font(不含 Mono) 3. 刷新字体缓存,确保 fontconfig 使用正确的字体 影响范围:api-base.Dockerfile 和 worker-base.Dockerfile 验收标准: - fc-list 中 Noto Sans CJK SC 的 Bold 变体不再是等宽字体 - 视频标题加粗渲染与前端预览一致
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@@ -12,6 +12,8 @@ RUN sed -i 's|deb.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list.d/debia
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sed -i 's|deb.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list 2>/dev/null || true
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# 预装系统依赖(gcc 编译 psycopg/pg 扩展,libpq-dev 编译期,libpq5 运行期,ffmpeg 封面取帧)
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# 字体修复:fonts-noto-cjk 包的 .ttc 文件混入了 Mono 变体,导致 Bold 匹配到等宽字体
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# 解决方案:删除有问题的 .ttc,从 Google Fonts 下载单独的 Noto Sans SC(不含 Mono)
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RUN apt-get update && apt-get install -y --no-install-recommends \
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gcc \
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libpq-dev \
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@@ -19,7 +21,16 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
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ffmpeg \
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fonts-noto-cjk \
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fontconfig \
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&& rm -rf /var/lib/apt/lists/*
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curl \
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&& rm -rf /var/lib/apt/lists/* \
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# 删除有问题的 .ttc 文件(包含 Mono 变体)
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&& rm -f /usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc \
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&& rm -f /usr/share/fonts/opentype/noto/NotoSansCJK-Bold.ttc \
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# 下载单独的 Noto Sans SC(Variable Font,包含所有字重,不含 Mono)
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&& curl -fsSL -o /usr/share/fonts/opentype/noto/NotoSansSC-VF.ttf \
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"https://github.com/google/fonts/raw/main/ofl/notosanssc/NotoSansSC%5Bwght%5D.ttf" \
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# 刷新字体缓存
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&& fc-cache -fv
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# 创建虚拟环境
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RUN python -m venv /opt/venv
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@@ -12,6 +12,8 @@ RUN sed -i 's|deb.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list.d/debia
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sed -i 's|deb.debian.org|mirrors.aliyun.com|g' /etc/apt/sources.list 2>/dev/null || true
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# 预装系统依赖(编译工具 + 运行时 + CJK 字体用于 ASS 字幕渲染)
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# 字体修复:fonts-noto-cjk 包的 .ttc 文件混入了 Mono 变体,导致 Bold 匹配到等宽字体
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# 解决方案:删除有问题的 .ttc,从 Google Fonts 下载单独的 Noto Sans SC(不含 Mono)
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RUN apt-get update && apt-get install -y --no-install-recommends \
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gcc \
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g++ \
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@@ -20,8 +22,17 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
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ffmpeg \
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libglib2.0-0 \
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fonts-noto-cjk \
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&& fc-cache -fv \
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&& rm -rf /var/lib/apt/lists/*
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fontconfig \
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curl \
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&& rm -rf /var/lib/apt/lists/* \
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# 删除有问题的 .ttc 文件(包含 Mono 变体)
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&& rm -f /usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc \
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&& rm -f /usr/share/fonts/opentype/noto/NotoSansCJK-Bold.ttc \
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# 下载单独的 Noto Sans SC(Variable Font,包含所有字重,不含 Mono)
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&& curl -fsSL -o /usr/share/fonts/opentype/noto/NotoSansSC-VF.ttf \
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"https://github.com/google/fonts/raw/main/ofl/notosanssc/NotoSansSC%5Bwght%5D.ttf" \
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# 刷新字体缓存
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&& fc-cache -fv
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# 创建虚拟环境
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RUN python -m venv /opt/venv
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