update release CI script to publish (#1034)

.github/workflows/release.yml

@@ -25,7 +25,12 @@ jobs:
         env:
           CI: true
 
-      - name: Create release PR
+      - name: Create Release Pull Request or Publish to npm
+        id: changesets
         uses: changesets/action@master
+        with:
+          # This expects you to have a script called release which does a build for your packages and calls changeset publish
+          publish: yarn release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

package.json

@@ -7,7 +7,7 @@
     "url": "https://github.com/snowpackjs/astro.git"
   },
   "scripts": {
-    "release": "yarn build:all && npx changeset publish",
+    "release": "yarn build:all && changeset publish",
     "benchmark": "yarn workspace astro run benchmark",
     "build": "yarn build:core",
     "build:one": "lerna run build --scope",