Add step to notify on Teams if weekly build fails

Author: melund

.github/workflows/build.yml

@@ -1,5 +1,7 @@
 on:
   workflow_dispatch: {}
+  schedule:
+    - cron: '0 0 * * 0'  # Runs at 00:00 on Sunday
 
 
 jobs:
@@ -18,7 +20,15 @@ jobs:
       - run: |
            ./cross_compile_ffmpeg.sh --build-ffmpeg-shared=n --build-ffmpeg-static=y --disable-nonfree=y --build-intel-qsv=n --compiler-flavors=win64 --enable-gpl=n
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: ffmpeg
-          path: sandbox/cross_compilers/mingw-w64-x86_64/x86_64-w64-mingw32/bin/ffmpeg.exe
+          path: sandbox/cross_compilers/mingw-w64-x86_64/x86_64-w64-mingw32/bin/ffmpeg.exe
+
+      - name: Microsoft Teams Notification
+        uses: skitionek/notify-microsoft-teams@master
+        if: failure()
+        with:
+          webhook_url: ${{ secrets.MSTEAMS_WEBHOOK }}
+          title: "`AnyBody FFMPEG weekly build failed`"
+          msteams_emails: ${{ secrets.MSTEAMS_EMAILS }}