Migrate buf.yaml and buf.lock to v2 #405

	name: buf
	on:
	push:
	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: install
	uses: actions/setup-go@v5
	with:
	go-version: 1.21.x
	- name: cache
	uses: actions/cache@v4
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-registry-proto-ci-${{ hashFiles('**/Makefile') }}
	restore-keys: ${{ runner.os }}-registry-proto-ci-
	- name: Lint
	run: \|
	make lint
	breaking:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: bufbuild/buf-setup-action@v1.32.0-beta.1
	- uses: bufbuild/buf-breaking-action@v1
	with:
	against: buf.build/bufbuild/registry
	push:
	environment: production
	runs-on: ubuntu-latest
	if: github.ref == 'refs/heads/main'
	needs:
	- lint
	- breaking
	steps:
	- uses: actions/checkout@v4
	- name: Install buf cli
	uses: bufbuild/buf-setup-action@v1.32.0-beta.1
	with:
	github_token: ${{ github.token }}
	- uses: bufbuild/buf-push-action@v1
	with:
	buf_token: ${{ secrets.BUF_TOKEN }}

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