Try to automatically upload extension to the official firefox addon s…

…tore

.github/workflows/build.yaml

@@ -23,8 +23,8 @@ jobs:
           name: Chrome Extension (Unsigned)
           path: extension.zip
 
-  build_firefox:
-    name: "Build Firefox Extension"
+  build_unlisted_firefox:
+    name: "Build Unlisted Firefox Extension"
     runs-on: ubuntu-20.04
     # Doesn't really need the Chrome build, but we can reuse its cache.
     needs: build_chrome
@@ -52,3 +52,28 @@ jobs:
         with:
           name: Firefox Extension (Signed)
           path: web-ext-artifacts/*.xpi
+
+  build_amo_firefox:
+    name: "Build Firefox Extension for AMO"
+    runs-on: ubuntu-20.04
+    # Doesn't really need the Chrome build, but we can reuse its cache.
+    needs: build_chrome
+    if: github.ref == 'refs/heads/master'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - uses: ./.github/actions/setup-for-build
+
+      - name: Build
+        run: pnpm build
+        env:
+          SZ_GECKO_ID: 18365332-8485-4c04-9498-2843a41ab620
+
+      - name: Sign XPI and upload to AMO
+        run: pnpm sign:firefox
+        env:
+          WEB_EXT_API_KEY: ${{ secrets.WEB_EXT_API_KEY }}
+          WEB_EXT_API_SECRET: ${{ secrets.WEB_EXT_API_SECRET }}