Add Function example for pooling db connections WIP #444

	name: Tests
	on:
	push:
	branches:
	- "*"
	paths-ignore:
	- "*.adoc"
	pull_request:
	paths-ignore:
	- "*.adoc"
	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Install OpenFaaS CLI
	run: curl -sSL https://cli.openfaas.com \| sudo -E sh
	- name: Build Function from scratch and invoke it
	run: \|
	mkdir test
	cd test
	faas template pull https://github.com/${{ github.repository_owner }}/faas-bb#${{ github.head_ref \|\| github.ref_name }}
	faas new --lang bb my-bb-function --prefix ghcr.io/${{ github.repository_owner }}
	faas build -f my-bb-function.yml
	if [ "$(echo "Hello world" \| docker run -i ghcr.io/${{ github.repository_owner }}/my-bb-function:latest ./index.clj)" != "Hello world" ]; then
	exit 1
	fi
	- name: Build provided Function examples and invoke them
	env:
	DOCKER_REGISTRY_IMG_ORG_PATH: ghcr.io/${{ github.repository_owner }}
	run: \|
	git clone https://github.com/${{ github.repository_owner }}/faas-bb.git
	cd faas-bb/examples
	git checkout ${{ github.head_ref \|\| github.ref_name }}
	faas template pull https://github.com/${{ github.repository_owner }}/faas-bb#${{ github.head_ref \|\| github.ref_name }}
	faas build
	if [ "$(echo world \| docker run -i ghcr.io/${{ github.repository_owner }}/bb-hello:latest ./index.clj)" != "Hello, world" ]; then
	exit 1
	fi
	if [ "$(echo '{"a" {"b" 10}}' \| docker run -i ghcr.io/${{ github.repository_owner }}/bb-lib:latest ./index.clj)" != "[10]" ]; then
	exit 2
	fi
	if [ -n "$(echo '{"a" 10}' \| docker run -i ghcr.io/${{ github.repository_owner }}/bb-lib:latest ./index.clj)" ]; then
	exit 3
	fi

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