Replace nightly with canary releases

.github/workflows/canary-release.yml

@@ -0,0 +1,20 @@
+# This workflow builds and releases all packages on the main branch with a canary
+# dist tag. These packages contain changes that are not yet available in a publicly
+# released version of Parcel.
+name: canary-release
+
+on:
+  push:
+    branches:
+      - v2
+  workflow_dispatch:
+
+jobs:
+  build-and-release:
+    name: Build and release canary
+    uses: ./.github/workflows/release.yml
+    secrets: inherit
+    with:
+      release-command: |
+        yarn canary:release --summary-file
+        node scripts/tag-release.mjs --tag nightly

package.json

@@ -31,7 +31,7 @@
     "test:integration-ci": "yarn workspace @parcel/integration-tests test-ci",
     "test": "yarn test:unit && yarn test:integration",
     "dev:release": "lerna publish -y --canary --preid dev --dist-tag=dev --exact --force-publish=* --no-git-tag-version --no-push",
-    "nightly:release": "lerna publish -y --canary --preid nightly --dist-tag=nightly --exact --force-publish=* --no-git-tag-version --no-push",
+    "canary:release": "lerna publish -y --canary --preid canary --dist-tag=canary --exact --force-publish=* --no-git-tag-version --no-push",
     "tag:prerelease": "lerna version --exact --force-publish=* --no-git-tag-version --no-push && yarn adjust-versions --exact",
     "tag:release": "lerna version --exact --force-publish=* --no-git-tag-version --no-push && yarn adjust-versions",
     "adjust-versions": "node scripts/update-config-dependencies.js && node scripts/update-engines-peerdeps.js",
@@ -53,7 +53,7 @@
     "gulp": "^4.0.2",
     "gulp-babel": "^8.0.0",
     "husky": "^6.0.0",
-    "lerna": "^3.22.1",
+    "lerna": "^6.6.2",
     "lint-staged": "^10.2.11",
     "mocha": "^8.3.0",
     "mocha-junit-reporter": "^2.0.0",

scripts/tag-release.mjs

@@ -0,0 +1,38 @@
+/* eslint-disable no-console */
+
+import {execSync} from 'node:child_process';
+import {readFile} from 'node:fs/promises';
+import {URL} from 'node:url';
+
+import program from 'commander';
+
+async function main(tag) {
+  let publishSummary = JSON.parse(
+    await readFile(
+      new URL('../lerna-publish-summary.json', import.meta.url).pathname,
+      'utf8',
+    ),
+  );
+
+  for (let {packageName, version} of publishSummary) {
+    execSync(`npm dist-tag add ${packageName}@${version} ${tag}`, {
+      encoding: 'utf8',
+    });
+  }
+}
+
+let {tag} = program
+  // TODO Use requiredOption once commander is upgraded in the root
+  .option(
+    '--tag <tag>',
+    'The npm tag to add to every package published in the latest release',
+  )
+  .parse(process.argv);
+
+if (!tag) {
+  throw new Error('Required option `tag` not specified');
+}
+
+main(tag).then(() => {
+  console.log(`Successfully added @${tag} to released packages`);
+});