Update INSTALL.md to work with a dedicated virtual environment #628

	# Semantic code analysis with CodeQL
	# see https://github.com/github/codeql-action

	name: "JPL Coding Standard Scan"

	on:
	push:
	branches: [ master, devel ]
	pull_request:
	# The branches below must be a subset of the branches above
	branches: [ master, devel ]
	paths-ignore:
	- 'docs/**'
	- '**.md'

	jobs:
	analyze:
	name: Analyze
	runs-on: ubuntu-latest
	permissions:
	actions: read
	contents: read
	security-events: write

	strategy:
	fail-fast: false
	matrix:
	language: [ 'cpp' ]
	config-file: ['jpl-standard-pack-1.yml', 'jpl-standard-pack-2.yml', 'jpl-standard-pack-3.yml']

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	# Initializes the CodeQL tools for scanning.
	- name: Initialize CodeQL
	uses: github/codeql-action/init@v2
	with:
	languages: ${{ matrix.language }}
	# Run jobs in parallel for each config-file
	config-file: ./.github/actions/codeql/${{ matrix.config-file }}

	- name: Build
	run: \|
	python3 -m venv ./fprime-venv
	. ./fprime-venv/bin/activate
	pip install -U setuptools setuptools_scm wheel pip
	pip install -r ./requirements.txt
	fprime-util generate
	fprime-util build --all

	- name: Perform CodeQL Analysis
	uses: github/codeql-action/analyze@v2

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