Update to 1.21 item stacks and data components #328

	# Automatically build the project and run any configured tests for every push
	# and submitted pull request. This can help catch issues that only occur on
	# certain platforms or Java versions, and provides a first line of defence
	# against bad commits.

	name: Fabric Build
	on: [pull_request, push]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/cache@v2
	with:
	path: \|
	~/.gradle/loom-cache
	~/.gradle/caches
	~/.gradle/wrapper
	key: gradle-${{ hashFiles('*/.gradle', '*/gradle-wrapper.properties') }}
	restore-keys: \|
	gradle-
	- name: checkout repository
	uses: actions/checkout@v2
	- name: validate gradle wrapper
	uses: gradle/wrapper-validation-action@v1
	- name: Set up JDK
	uses: actions/setup-java@v1
	with:
	java-version: 21
	- name: make gradle wrapper executable
	run: chmod +x ./gradlew
	- name: build
	run: ./gradlew build
	- name: capture build artifacts
	uses: actions/upload-artifact@v2
	with:
	name: Artifacts
	path: build/libs/

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