Describe platform and riscv64 support in README #7

	---
	name: main build
	on:
	push:
	branches:
	- "main"


	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- name: Starting Report
	run: \|
	echo Git Ref: ${{ github.event.head_commit.id }}
	echo GitHub Event: ${{ github.event_name }}
	echo Disk usage
	df -h
	echo Memory
	free -m
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	- uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64,linux/arm64
	push: false
	tags: \|
	${{ github.event.repository.full_name }}:${{ github.event.head_commit.id }}
	${{ github.event.repository.full_name }}:latest

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