Add option to decode CBOR bignum to `interface{}` as `*big.Int` #227

	# GitHub Actions workflow for govulncheck.
	# This file is licensed under MIT License.
	# https://github.com/fxamacker/cbor

	name: govulncheck

	# Revoke default permissions and grant what's needed in each job.
	permissions: {}

	on:
	workflow_dispatch:
	pull_request:
	paths:
	- '**'
	- '!**.md'
	push:
	paths:
	- '**'
	- '!**.md'
	branches:
	- 'main'
	- 'master'
	- 'release*'
	- 'feature/stream-mode'
	tags:
	- 'v*'

	jobs:
	Check:
	runs-on: ubuntu-latest
	permissions:
	# Grant permission to read content.
	contents: read
	steps:
	- name: Checkout source
	uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
	with:
	fetch-depth: 1
	- name: Set up Go
	uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0
	with:
	go-version: 1.21.x
	check-latest: true
	- name: Install latest from golang.org
	run: go install golang.org/x/vuln/cmd/govulncheck@da4b74a5408a0116e9a2dde953659a7b0956dc56 # v1.0.1
	- name: Run govulncheck
	run: govulncheck -show=traces ./...

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