Use vFuture version from go-algorand #736

	name: "Build workflow"
	on: [pull_request]
	jobs:
	build-test:
	runs-on: ubuntu-20.04
	container: python:3.9-slim
	steps:
	- name: Check out code
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Install pip dependencies
	run: pip install -r requirements.txt
	- name: Build
	run: mkdocs build

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