Changes to release process (#356) #2

	# Copied from https://github.com/grafana/tanka/blob/main/.github/workflows/release.yml
	# Consider sharing here: https://github.com/grafana/shared-workflows
	name: Release

	on:
	push:
	tags:
	- v*

	permissions:
	contents: write

	jobs:
	release:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ./.github/actions/setup-goversion
	- run: make cross
	- id: docker_tag
	run: echo "DOCKER_TAG=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"
	- name: Release
	uses: softprops/action-gh-release@v1
	with:
	body: \|
	This is release `${{ env.GITHUB_REF_NAME }}` of Grizzly (`grr`).
	## Install instructions

	#### Binary:
	```bash
	# download the binary (adapt os and arch as needed)
	$ curl -fSL -o "/usr/local/bin/grr" "https://github.com/grafana/grizzly/releases/download/${{ env.GITHUB_REF_NAME }}/grr-linux-amd64"

	# make it executable
	$ chmod a+x "/usr/local/bin/grr"

	# have fun :)
	$ grr --help
	```

	#### Docker container:
	https://hub.docker.com/r/grafana/grizzly
	```bash
	$ docker pull grafana/grizzly:${{ env.GITHUB_REF_NAME }}
	```
	draft: true
	files: \|
	dist/*

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