enable firebase previews for pr

.firebaserc

@@ -0,0 +1 @@
+{}

.github/workflows/main.yml

@@ -6,13 +6,6 @@ name: build-page-branch
 on:
     push:
         branches: [main]
-    # The below rule invokes when ANY pull request is made to main
-    # This is DANGEROUS and can allow for malicious behavior
-    # pull_request:
-    #   branches: [main]
-
-    # Allows you to run this workflow manually from the Actions tab
-    workflow_dispatch:
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -20,19 +13,18 @@ jobs:
     build:
         # The type of runner that the job will run on
         runs-on: ubuntu-latest
-        # Use production environment specified in GitHub settings
-        environment: production
         # Steps represent a sequence of tasks that will be executed as part of the job
         steps:
             # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
             - uses: actions/checkout@v2
-            - uses: actions/setup-node@v3.0.0
+            - uses: actions/setup-node@v3
+              with:
+                  node-version: 16
 
             # Builds the react site for github pages
             - name: Build Static Pages
               run: |
-                  npm i
-                  rm .gitignore
+                  npm ci
                   npm run build
                   mv CNAME build/public
                   mv build/public docs

.github/workflows/preview.yml

@@ -0,0 +1,20 @@
+name: deploy-preview
+
+on: pull_request
+
+jobs:
+    build_and_preview:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v2
+            - uses: actions/setup-node@v3
+              with:
+                  node-version: 16
+            - run: |
+                  npm ci
+                  npm run build
+            - uses: FirebaseExtended/action-hosting-deploy@v0
+              with:
+                  repoToken: "${{ secrets.GITHUB_TOKEN }}"
+                  firebaseServiceAccount: "${{ secrets.FIREBASE_SERVICE_ACCOUNT }}"
+                  projectId: ieeeucsd-org

firebase.json

@@ -0,0 +1,10 @@
+{
+  "hosting": {
+    "public": "build/public",
+    "ignore": [
+      "firebase.json",
+      "**/.*",
+      "**/node_modules/**"
+    ]
+  }
+}