Clean up README, add auto-generated config docs #8

	# Workflow to check pull requests and new commits to main branches
	# This checks the source in the state as if after the merge.
	name: Pull request checks
	on:
	pull_request:
	branches: [ master, storage-write-api, storage-write-api-cleanup ]
	push:
	branches: [ master, storage-write-api, storage-write-api-cleanup ]

	# Disallow concurrent runs for the same PR by cancelling in-progress runs
	# when new commits are pushed
	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Set up JDK 8
	uses: actions/setup-java@v4
	with:
	distribution: 'adopt'
	java-version: 8
	cache: maven
	- name: Build (Maven)
	run: mvn --batch-mode clean package -DskipTests
	- name: Unit tests (Maven)
	run: mvn --batch-mode test
	- name: Integration tests (Maven)
	env:
	# Necessary for client builder integration tests that run with
	# default application credentials
	CREDENTIALS_JSON: ${{ secrets.GCP_CREDENTIALS }}
	GOOGLE_APPLICATION_CREDENTIALS: /tmp/creds.json
	KCBQ_TEST_KEYFILE: /tmp/creds.json
	KCBQ_TEST_KEY_SOURCE: FILE
	KCBQ_TEST_PROJECT: ${{ secrets.KCBQ_TEST_PROJECT }}
	KCBQ_TEST_DATASET: ${{ secrets.KCBQ_TEST_DATASET }}
	KCBQ_TEST_BUCKET: ${{ secrets.KCBQ_TEST_BUCKET }}
	run: \|
	echo "$CREDENTIALS_JSON" > /tmp/creds.json
	mvn -Dskip.unit.tests=true verify

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