fix image name. #53

	name: Go

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:

	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: 1.23

	- name: Build
	run: go build -v ./...

	- name: Test
	run: go test -v ./...

	# Push image to GitHub Packages.
	push:
	needs: build
	runs-on: ubuntu-latest
	if: github.event_name == 'push'

	permissions:
	contents: read
	packages: write

	steps:
	- uses: actions/checkout@v4

	- name: Build image
	run: docker build . -t rpc-proxy

	- name: Log into registry
	run: echo "${{ secrets.GITHUB_TOKEN }}" \| docker login docker.pkg.github.com -u ${{ github.actor }} --password-stdin

	- name: Push image
	run: \|
	IMAGE_ID=docker.pkg.github.com/${{ github.repository }}

	# Change all uppercase to lowercase
	IMAGE_ID=$(echo $IMAGE_ID \| tr '[A-Z]' '[a-z]')

	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')

	# Strip "v" prefix from tag name
	[[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION \| sed -e 's/^v//')

	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest

	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION

	docker tag rpc-proxy $IMAGE_ID:$VERSION
	docker push $IMAGE_ID:$VERSION

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