Добавил настройки Binder (использование workspaces)

binder/postBuild

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+# Import the workspace into JupyterLab
+jupyter lab workspaces import binder/workspace.json

binder/workspace.json

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+{"data":{"layout-restorer:data":{"main":{"dock":{"type":"tab-area","currentIndex":2,"widgets":["notebook:arithmetic.ipynb","notebook:datatype.ipynb","setting-editor:setting-editor"]},"mode":"multiple-document","current":"setting-editor:setting-editor"},"left":{"collapsed":false,"current":"command-palette","widgets":["filebrowser","running-sessions","command-palette","tab-manager","extensionmanager.main-view"]},"right":{"collapsed":true,"widgets":[]}},"file-browser-filebrowser:cwd":{"path":""},"notebook:arithmetic.ipynb":{"data":{"path":"arithmetic.ipynb","factory":"Notebook"}},"notebook:datatype.ipynb":{"data":{"path":"datatype.ipynb","factory":"Notebook"}},"setting-editor:setting-editor":{"data":{}},"@jupyterlab/settingeditor-extension:plugin":{"sizes":[0.19017980636237897,0.809820193637621],"container":{"plugin":"@jupyterlab/notebook-extension:tracker","sizes":[0.5,0.5]}}},"metadata":{"id":"/lab"}}