Add documentation for smithy-trait-package plugin #270

	name: ci

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	name: Java ${{ matrix.java }} ${{ matrix.os }}
	strategy:
	matrix:
	java: [8, 11, 17]
	os: [ubuntu-latest, windows-latest]

	steps:
	- name: Checkout smithy-gradle-plugin
	uses: actions/checkout@v2
	with:
	path: smithy-gradle-plugin

	# We checkout smithy main here since we will often require changes that
	# have not yet been released but have been merged.
	- name: Checkout smithy main branch
	uses: actions/checkout@v2
	with:
	repository: awslabs/smithy
	path: smithy

	- name: Set up JDK ${{ matrix.java }}
	uses: actions/setup-java@v1
	with:
	java-version: ${{ matrix.java }}

	- name: Publish smithy main to maven local
	run: \|
	cd smithy
	./gradlew clean publishToMavenLocal

	- name: Clean and build smithy-gradle-plugin
	run: \|
	cd smithy-gradle-plugin
	./gradlew clean publishToMavenLocal
	./gradlew -g $PWD build -Plog-tests

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