docs: add tinygo install instructions #108

	name: CI
	on: [push, pull_request]

	jobs:
	test-example:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	rust:
	- stable

	steps:
	- uses: actions/checkout@v3
	with:
	path: go-pdk
	- uses: ./go-pdk/.github/actions/libextism

	- run: cp go-pdk/go.sum . # Needed to get setup-go to work

	- name: Install Go
	uses: actions/setup-go@v3
	with:
	cache: true
	go-version: '1.21.3'

	- name: Install TinyGo
	uses: acifani/setup-tinygo@v1.1.0
	with:
	tinygo-version: 0.30.0
	binaryen-version: "116"

	- name: Compile example
	working-directory: go-pdk
	run: \|
	ls -a example
	make -B example

	- name: Test example
	working-directory: go-pdk
	run: \|
	# --wasi is needed as there is currently some issue compiling Go PDK plugins without wasi

	TEST=$(extism call example/tiny_countvowels.wasm --wasi --github-token="$GITHUB_TOKEN" --input "this is a test" --set-config='{"thing": "1", "a": "b"}' count_vowels)
	echo $TEST \| grep '"count": 4'
	echo $TEST \| grep '"config": "1"'
	echo $TEST \| grep '"a": "this is var a"'

	extism call example/tiny_http.wasm --wasi http_get --github-token="$GITHUB_TOKEN" --allow-host "jsonplaceholder.typicode.com" \| grep '"userId": 1'

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