fix: add extension key to e2e ci workflow so snapshots work (#23)

.github/workflows/e2e_testing.yaml

@@ -13,15 +13,15 @@ jobs:
     if: ${{ !github.event.pull_request.draft }}
     environment: alpha
     steps:
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
       - name: Checkout extension
         uses: actions/checkout@v4
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 20.x
       - name: Create .npmrc
         run: echo '//registry.npmjs.org/:_authToken=${{ secrets.NPM_TOKEN }}' >> .npmrc
       - name: Create env file
@@ -57,6 +57,9 @@ jobs:
       - name: Remove onboarding video
         run: |
           rm -fv ./dist/images/core-ext-hero-hq.webm
+      - name: Add extension key to manifest file
+        run: |
+          echo $(cat ./dist/manifest.json | jq '.key = "${{ secrets.EXTENSION_PUBLIC_KEY }}"') > ./dist/manifest.json
       - name: Generate a zip
         run: yarn zip
       - name: Output extension file version before renaming