Cleanup GitHub Actions (#2983)

This is mostly just about naming. Plus removing an unused end-to-end testing workflow.

.github/workflows/lib/build-element-call.yaml

@@ -0,0 +1,50 @@
+name: Build Element Call
+on:
+  workflow_call:
+    inputs:
+      vite_app_version:
+        required: true
+        type: string
+    secrets:
+      SENTRY_ORG:
+        required: true
+      SENTRY_PROJECT:
+        required: true
+      SENTRY_URL:
+        required: true
+      SENTRY_AUTH_TOKEN:
+        required: true
+      CODECOV_TOKEN:
+        required: false
+
+jobs:
+  build:
+    name: Build Element Call
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+      - name: Yarn cache
+        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4
+        with:
+          cache: "yarn"
+          node-version-file: ".node-version"
+      - name: Install dependencies
+        run: "yarn install --frozen-lockfile"
+      - name: Build
+        run: "yarn run build"
+        env:
+          SENTRY_ORG: ${{ secrets.SENTRY_ORG }}
+          SENTRY_PROJECT: ${{ secrets.SENTRY_PROJECT }}
+          SENTRY_URL: ${{ secrets.SENTRY_URL }}
+          SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+          VITE_APP_VERSION: ${{ inputs.vite_app_version }}
+          NODE_OPTIONS: "--max-old-space-size=4096"
+      - name: Upload Artifact
+        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4
+        with:
+          name: build-output
+          path: dist
+          # We'll only use this in a triggered job, then we're done with it
+          retention-days: 1