Added firebase deployment workflow.

https://firebase.google.com/docs/hosting/github-integration

Author: MrCoder

.firebaserc

@@ -4,4 +4,4 @@
     "staging": "staging-zenuml-27954",
     "prod": "web-sequence-local"
   }
-}
+}

.github/workflows/firebase-hosting-merge.yml

@@ -0,0 +1,22 @@
+# This file was auto-generated by the Firebase CLI
+# https://github.com/firebase/firebase-tools
+
+name: Deploy to Firebase Hosting on merge
+'on':
+  push:
+    branches:
+      - master
+jobs:
+  build_and_deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: yarn install && yarn build
+      - uses: FirebaseExtended/action-hosting-deploy@v0
+        with:
+          repoToken: '${{ secrets.GITHUB_TOKEN }}'
+          firebaseServiceAccount: '${{ secrets.FIREBASE_SERVICE_ACCOUNT_STAGING_ZENUML_27954 }}'
+          channelId: live
+          projectId: staging-zenuml-27954
+        env:
+          FIREBASE_CLI_PREVIEWS: hostingchannels

.github/workflows/firebase-hosting-pull-request.yml

@@ -0,0 +1,18 @@
+# This file was auto-generated by the Firebase CLI
+# https://github.com/firebase/firebase-tools
+
+name: Deploy to Firebase Hosting on PR
+'on': pull_request
+jobs:
+  build_and_preview:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: yarn install && yarn build
+      - uses: FirebaseExtended/action-hosting-deploy@v0
+        with:
+          repoToken: '${{ secrets.GITHUB_TOKEN }}'
+          firebaseServiceAccount: '${{ secrets.FIREBASE_SERVICE_ACCOUNT_STAGING_ZENUML_27954 }}'
+          projectId: staging-zenuml-27954
+        env:
+          FIREBASE_CLI_PREVIEWS: hostingchannels