整理文件夹及架构，加入打印机页面，octo反代有问题

app/assets/js/README-LICENSE.txt

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+Notice regarding the JavaScript libraries included in this directory:
+
+This project as a whole is licensed under the GNU General Public License v3.0 (GPLv3).
+
+However, the included JavaScript dependencies are distributed under their own permissive licenses (which are fully compatible with GPLv3).
+
+1. Bootstrap (bootstrap.bundle.min.js)
+   - Copyright (c) 2011-2023 The Bootstrap Authors
+   - Licensed under the MIT License
+   - https://github.com/twbs/bootstrap/blob/main/LICENSE
+
+2. Three.js (three.min.js, OrbitControls.js, STLLoader.js)
+   - Copyright © 2010-2023 three.js authors
+   - Licensed under the MIT License
+   - https://github.com/mrdoob/three.js/blob/dev/LICENSE