Automate release process

ci/steps/lib.sh

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+#!/usr/bin/env bash
+source ./ci/lib.sh
+
+# Grabs the most recent ci.yaml github workflow run that was successful and triggered from the same commit being pushd.
+# This will contain the artifacts we want.
+# https://developer.github.com/v3/actions/workflow-runs/#list-workflow-runs
+get_artifacts_url() {
+  curl -sSL 'https://api.github.com/repos/cdr/code-server/actions/workflows/ci.yaml/runs?status=success&event=push' | jq -r ".workflow_runs[] | select(.head_sha == \"$(git rev-parse HEAD)\") | .artifacts_url" | head -n 1
+}
+
+# Grabs the artifact's download url.
+# https://developer.github.com/v3/actions/artifacts/#list-workflow-run-artifacts
+get_artifact_url() {
+  local artifact_name="$1"
+  curl -sSL "$(get_artifacts_url)" | jq -r ".artifacts[] | select(.name == \"$artifact_name\") | .archive_download_url" | head -n 1
+}
+
+# Uses the above two functions to download a artifact into a directory.
+download_artifact() {
+  local artifact_name="$1"
+  local dst="$2"
+
+  local tmp_file
+  tmp_file="$(mktemp)"
+
+  curl -sSL "$(get_artifact_url "$artifact_name")" > "$tmp_file"
+  unzip -o "$tmp_file" -d "$dst"
+  rm "$tmp_file"
+}

ci/steps/publish-docker.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+main() {
+  cd "$(dirname "$0")/../.."
+  source ./ci/steps/lib.sh
+
+  if [[ ${CI-} ]]; then
+    echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
+  fi
+
+  download_artifact release-packages ./release-packages
+  ./ci/release-container/push.sh
+}
+
+main "$@"

ci/steps/publish-npm.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+main() {
+  cd "$(dirname "$0")/../.."
+  source ./ci/steps/lib.sh
+
+  if [[ ${CI-} ]]; then
+    echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
+  fi
+
+  download_artifact npm-package ./release
+  yarn publish --non-interactive release
+}
+
+main "$@"