Publish npm packages from Action

Summary: Adds an action for publishing packages to npm. Secret was added as part of T80403944.

Reviewed By: nikoant

Differential Revision: D25195740

fbshipit-source-id: 51d43d9f5e84a25a67b637233b2c62a9a1a15063

.github/workflows/publish-npm.yml

@@ -0,0 +1,28 @@
+name: Publish NPM
+on:
+  push:
+    tags:
+      - v*
+  workflow_dispatch:
+
+defaults:
+  run:
+    working-directory: desktop/
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: '12.x'
+      - name: Install
+        run: yarn
+      - name: Set up npm token
+        run: echo "//registry.yarnpkg.com/:_authToken=${{ secrets.FLIPPER_NPM_TOKEN }}" >> ~/.npmrc
+      - name: Publish packages
+        run: yarn publish-packages
+      - name: Publish React Native
+        run: yarn publish
+        working-directory: react-native/react-native-flipper

.github/workflows/release.yml

@@ -181,10 +181,17 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - name: Workflow Dispatch
+    - name: Publish Workflow Dispatch
       if: ${{ needs.release.outputs.tag != '' }}
       uses: benc-uk/workflow-dispatch@v1.1
       with:
         workflow: Publish Pods
         token: ${{ secrets.PERSONAL_TOKEN }}
         ref: ${{ needs.release.outputs.tag }}
+    - name: Publish NPM
+      if: ${{ needs.release.outputs.tag != '' }}
+      uses: benc-uk/workflow-dispatch@v1.1
+      with:
+        workflow: Publish NPM
+        token: ${{ secrets.PERSONAL_TOKEN }}
+        ref: ${{ needs.release.outputs.tag }}