diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e908a99e9d..aef701f620 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -110,3 +110,251 @@ jobs:
         # Due to a bug in ember-cli, running `ember test` with `--path` doesn't set `EMBER_ENV=test`
         # See https://github.com/ember-cli/ember-cli/issues/8922
         run: EMBER_ENV=test pnpm ember test --path dist --filter="Ember Debug"
+
+  build:
+    name: Build extensions
+    runs-on: ubuntu-latest
+    env:
+      CI: 'true'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: setup pnpm & node
+        uses: wyvox/action-setup-pnpm@v3
+      - name: Install dependencies (pnpm)
+        run: pnpm install
+      - name: Download panes
+        run: node scripts/download-panes.js
+        env:
+          EMBER_ENV: production
+      - name: Update manifest.json (nightly)
+        if: github.event_name == 'schedule'
+        run: |
+          DATE="$(date +"%Y.%-m.%-d")"
+          SHA="${GITHUB_SHA:0:7}"
+          VERSION="$(jq -r '.version' package.json)"
+          CONTENT="$(cat "$FILE")"
+
+          echo "$CONTENT" | jq --arg date "$DATE" --arg sha "$SHA" --arg version "$VERSION" "$FILTER" > $FILE
+          cat "$FILE"
+        env:
+          FILE: skeletons/web-extension/manifest.json
+          FILTER: >-
+            .name += " (Nightly)" |
+            .version = $date |
+            .version_name = "\($version) (nightly build \($date) / \($sha))"
+      - name: Update manifest.json (pull request)
+        if: github.event_name == 'pull_request'
+        run: |
+          SHA="${SHA:0:7}"
+          CONTENT="$(cat "$FILE")"
+
+          echo "$CONTENT" | jq --arg pr "$PR" --arg sha "$SHA" "$FILTER" > $FILE
+          cat "$FILE"
+        env:
+          FILE: skeletons/web-extension/manifest.json
+          FILTER: >-
+            .name += " (PR #\($pr))" |
+            .version = $pr |
+            .version_name = $sha
+          PR: ${{ github.event.pull_request.number }}
+          SHA: ${{ github.event.pull_request.head.sha }}
+      - name: Update package.json (nightly)
+        if: github.event_name == 'schedule'
+        run: |
+          DATE="$(date +"%Y.%-m.%-d")"
+          SHA="${GITHUB_SHA:0:7}"
+          CONTENT="$(cat "$FILE")"
+
+          echo "$CONTENT" | jq --arg date "$DATE" --arg sha "$SHA" "$FILTER" > $FILE
+          cat "$FILE"
+        env:
+          FILE: package.json
+          FILTER: .version += "-alpha.\($date)+\($sha)"
+      - name: Update package.json (pull request)
+        if: github.event_name == 'pull_request'
+        run: |
+          SHA="${SHA:0:7}"
+          CONTENT="$(cat "$FILE")"
+
+          echo "$CONTENT" | jq --arg pr "$PR" --arg sha "$SHA" "$FILTER" > $FILE
+          cat "$FILE"
+        env:
+          FILE: package.json
+          FILTER: .version += "-alpha.0.\($pr)+\($sha)"
+          PR: ${{ github.event.pull_request.number }}
+          SHA: ${{ github.event.pull_request.head.sha }}
+      - name: Set EMBER_INSPECTOR_TAB (nightly)
+        if: github.event_name == 'schedule'
+        run: echo "EMBER_INSPECTOR_TAB=Nightly" >> $GITHUB_ENV
+      - name: Set EMBER_INSPECTOR_TAB (pull request)
+        if: github.event_name == 'pull_request'
+        run: echo "EMBER_INSPECTOR_TAB=PR \#$PR" >> $GITHUB_ENV
+        env:
+          PR: ${{ github.event.pull_request.number }}
+      - name: Build
+        run: pnpm ember build --environment production
+      - name: Pack
+        run: |
+          VERSION="$(jq -r '.version' package.json)"
+
+          pnpm pack
+          mkdir -p dist/npm
+          tar xvzf "ember-inspector-$VERSION.tgz" -C dist/npm --strip-components 1
+      - name: Upload artifacts (bookmarklet)
+        uses: actions/upload-artifact@v4
+        with:
+          name: bookmarklet
+          path: dist/bookmarklet
+      - name: Upload artifacts (Chrome)
+        uses: actions/upload-artifact@v4
+        with:
+          name: chrome
+          path: dist/chrome
+      - name: Upload artifacts (Firefox)
+        uses: actions/upload-artifact@v4
+        with:
+          name: firefox
+          path: dist/firefox
+      - name: Upload artifacts (npm)
+        uses: actions/upload-artifact@v4
+        with:
+          name: npm
+          path: dist/npm
+
+  publish-bookmarklet:
+    name: Publish bookmarklet
+    needs:
+      - test
+      - ember-try
+      - build
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Download artifacts (bookmarklet)
+        uses: actions/download-artifact@v4
+        with:
+          name: bookmarklet
+          path: bookmarklet
+      - name: Upload to S3
+        uses: jakejarvis/s3-sync-action@v0.5.1
+        with:
+          args: --acl public-read --cache-control "max-age=86400000,public"
+        env:
+          AWS_S3_BUCKET: ember-extension
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          SOURCE_DIR: bookmarklet
+          DEST_DIR: dist_bookmarklet
+
+  publish-chrome:
+    name: Publish Chrome extension
+    needs:
+      - test
+      - ember-try
+      - build    
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up node
+        uses: actions/setup-node@v4
+      - name: Install dependencies (chrome-webstore-upload-cli)
+        run: npm install -g chrome-webstore-upload-cli
+      - name: Download artifacts (Chrome)
+        uses: actions/download-artifact@v4
+        with:
+          name: chrome
+          path: chrome
+      - name: Set Environment Variables
+        run: |
+          if [[ "$GITHUB_EVENT_NAME" == "schedule" ]]; then
+            echo "EXTENSION_ID=ibdbkmdgflhglikhjdbogjjflkialpfi" >> $GITHUB_ENV
+            echo "CLIENT_ID=${{ secrets.GOOGLE_NIGHTLY_CLIENT_ID }}" >> $GITHUB_ENV
+            echo "REFRESH_TOKEN=${{ secrets.GOOGLE_NIGHTLY_REFRESH_TOKEN }}" >> $GITHUB_ENV
+          else
+            echo "EXTENSION_ID=bmdblncegkenkacieihfhpjfppoconhi" >> $GITHUB_ENV
+            echo "CLIENT_ID=${{ secrets.GOOGLE_STABLE_CLIENT_ID }}" >> $GITHUB_ENV
+            echo "REFRESH_TOKEN=${{ secrets.GOOGLE_STABLE_REFRESH_TOKEN }}" >> $GITHUB_ENV
+          fi
+      - name: Upload to Chrome Web Store
+        if: >-
+          github.event_name == 'schedule' ||
+          (github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v'))
+        run: chrome-webstore-upload upload --source chrome --auto-publish
+
+  publish-firefox:
+    name: Publish Firefox extension
+    needs:
+      - test
+      - ember-try
+      - build    
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up nod
+        uses: actions/setup-node@v4
+      - name: Install dependencies (web-ext)
+        run: |
+          npm install -g web-ext
+          # https://github.com/mozilla/web-ext/issues/804
+          npm install -g web-ext-submit
+      - name: Download artifacts (Firefox)
+        uses: actions/download-artifact@v4
+        with:
+          name: firefox
+          path: firefox
+      - name: Upload to AMO
+        if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+        working-directory: firefox
+        run: web-ext-submit --channel=listed
+        env:
+          WEB_EXT_API_KEY: ${{ secrets.FIREFOX_API_KEY }}
+          WEB_EXT_API_SECRET: ${{ secrets.FIREFOX_API_SECRET }}
+
+  publish-npm:
+    name: Publish npm package
+    needs:
+      - test
+      - ember-try
+      - build    
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up node
+        uses: actions/setup-node@v4
+      - name: Download artifacts (npm)
+        uses: actions/download-artifact@v4
+        with:
+          name: npm
+          path: npm
+      - name: Publish to npm
+        if: >-
+          github.event_name == 'schedule' ||
+          (github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v'))
+        env:
+          NPM_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}
+        working-directory: npm
+        run: |
+          echo "//registry.npmjs.org/:_authToken=${NPM_AUTH_TOKEN}"> ~/.npmrc
+          npm whoami
+          if [[ "$GITHUB_EVENT_NAME" == "schedule" ]]; then
+            npm publish --tag alpha
+          else
+            npm publish
+          fi
+
+  publish-github:
+    name: Publish GitHub release
+    needs:
+      - test
+      - ember-try
+      - build
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Create release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: false
+          prerelease: false