added missing icons

files/icons/arrow-rotate-left.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! Font Awesome Free 6.4.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc. --><path d="M125.7 160H176c17.7 0 32 14.3 32 32s-14.3 32-32 32H48c-17.7 0-32-14.3-32-32V64c0-17.7 14.3-32 32-32s32 14.3 32 32v51.2L97.6 97.6c87.5-87.5 229.3-87.5 316.8 0s87.5 229.3 0 316.8s-229.3 87.5-316.8 0c-12.5-12.5-12.5-32.8 0-45.3s32.8-12.5 45.3 0c62.5 62.5 163.8 62.5 226.3 0s62.5-163.8 0-226.3s-163.8-62.5-226.3 0L125.7 160z"/></svg>

files/icons/file-lines.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512"><!--! Font Awesome Free 6.4.2 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc. --><path d="M64 464c-8.8 0-16-7.2-16-16V64c0-8.8 7.2-16 16-16H224v80c0 17.7 14.3 32 32 32h80V448c0 8.8-7.2 16-16 16H64zM64 0C28.7 0 0 28.7 0 64V448c0 35.3 28.7 64 64 64H320c35.3 0 64-28.7 64-64V154.5c0-17-6.7-33.3-18.7-45.3L274.7 18.7C262.7 6.7 246.5 0 229.5 0H64zm56 256c-13.3 0-24 10.7-24 24s10.7 24 24 24H264c13.3 0 24-10.7 24-24s-10.7-24-24-24H120zm0 96c-13.3 0-24 10.7-24 24s10.7 24 24 24H264c13.3 0 24-10.7 24-24s-10.7-24-24-24H120z"/></svg>