Add a snapshots workflow (#770)

Author: Ben Jervis

.github/workflows/snapshot.yml

@@ -0,0 +1,38 @@
+name: Snapshot
+
+on: workflow_dispatch
+
+jobs:
+  publish:
+    name: Publish snapshot version
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+    steps:
+      - uses: pnpm/[email protected]
+        with:
+          version: 6.23.1
+
+      - name: Checkout Repo
+        uses: actions/checkout@main
+        with:
+          # This makes Actions fetch all Git history so that Changesets can generate changelogs with the correct commits
+          fetch-depth: 0
+          token: ${{ secrets.SEEK_OSS_CI_GITHUB_TOKEN }}
+
+      - name: Setup Node.js
+        uses: actions/setup-node@main
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'pnpm'
+
+      - name: Install Dependencies
+        run: pnpm i
+
+      - name: Publish
+        uses: seek-oss/changesets-snapshot@v0
+        with:
+          pre-publish: pnpm prepare-release
+        env:
+          NPM_TOKEN: ${{ secrets.SEEK_OSS_CI_NPM_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

package.json

@@ -18,7 +18,8 @@
     "lint": "manypkg check && prettier --check . && tsc",
     "copy-readme-to-packages": "ts-node scripts/copy-readme-to-packages",
     "version": "changeset version && pnpm install --lockfile-only",
-    "release": "pnpm copy-readme-to-packages && pnpm build && changeset publish"
+    "prepare-release": "pnpm copy-readme-to-packages && pnpm build",
+    "release": "pnpm prepare-release && changeset publish"
   },
   "preconstruct": {
     "packages": [