keybindings.json

[
    {
        "key": "shift+cmd+g",
        "command": "workbench.view.scm"
    },
    {
        "key": "cmd+1",
        "command": "workbench.action.openEditorAtIndex1"
    },
    {
        "key": "cmd+2",
        "command": "workbench.action.openEditorAtIndex2"
    },
    {
        "key": "cmd+3",
        "command": "workbench.action.openEditorAtIndex3"
    },
    {
        "key": "cmd+4",
        "command": "workbench.action.openEditorAtIndex4"
    },
    {
        "key": "cmd+5",
        "command": "workbench.action.openEditorAtIndex5"
    },
    {
        "key": "cmd+6",
        "command": "workbench.action.openEditorAtIndex6"
    },
    {
        "key": "cmd+7",
        "command": "workbench.action.openEditorAtIndex7"
    },
    {
        "key": "cmd+8",
        "command": "workbench.action.openEditorAtIndex8"
    },
    {
        "key": "cmd+9",
        "command": "workbench.action.openEditorAtIndex9"
    },
    {
        "key": "ctrl+shift+down",
        "command": "editor.action.insertCursorBelow",
        "when": "editorTextFocus"
    },
    {
        "key": "ctrl+shift+up",
        "command": "editor.action.insertCursorAbove",
        "when": "editorTextFocus"
    },
    {
        "key": "cmd+k b",
        "command": "workbench.action.toggleSidebarVisibility"
    },
    {
        "key": "cmd+b",
        "command": "-workbench.action.toggleSidebarVisibility"
    },
    {
        "key": "shift+cmd+d",
        "command": "editor.action.copyLinesDownAction",
        "when": "editorTextFocus && !editorReadonly"
    },
    {
        "key": "shift+alt+down",
        "command": "-editor.action.copyLinesDownAction",
        "when": "editorTextFocus && !editorReadonly"
    },
]

Added sidebar chord patter.