build

build ghcr.io/lesomnus/dev-python:3.14.6 #34

	name: build

	run-name: build ${{ inputs.node }}

	# Builds and pushes a single graph node (one target image). It is dispatched by
	# refresh.yaml once per outdated node, in topological order, so that an internal
	# base is already pushed before its dependents build on top of it.
	on:
	workflow_dispatch:
	inputs:
	node:
	description: "Node id to build (the target reference, repo:tag)."
	required: true
	type: string

	permissions:
	contents: read
	packages: write

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6

	- uses: docker/setup-qemu-action@v4
	- uses: docker/setup-buildx-action@v4

	- uses: actions/setup-go@v6
	with:
	go-version-file: go.mod

	# Reuse the registry metadata cache to conserve rate limits. The base
	# digest label is always resolved fresh by clade, so this is safe.
	- uses: actions/cache@v5
	with:
	path: ~/.cache/clade
	key: clade-cache-${{ github.run_id }}
	restore-keys: clade-cache-

	- run: go build -o /usr/local/bin/clade .

	- uses: docker/login-action@v4
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# `clade build <node>` recomputes the graph, then builds and pushes only
	# the requested node. The node's base is resolved from the registry, so it
	# picks up an internal parent that an earlier dispatch already pushed.
	- name: Build and push
	run: clade build "${{ inputs.node }}"

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