gh-action: release monthly builds

.github/workflows/nightly.yml

@@ -1,9 +1,9 @@
-name: Weekly debug
+name: Monthly debug
 
 on:
   workflow_dispatch: # to be able to run it manually
   schedule:
-    - cron: '53 21 9,18,27 * *' # on 12, 27 every month
+    - cron: '53 21 27 * *' # on 27 every month
 
 jobs:
   evaluateChanges:
@@ -19,7 +19,7 @@ jobs:
 
 
   build:
-    name: Weeklies
+    name: Monthlies
     runs-on: ubuntu-latest
     needs: evaluateChanges
     if: needs.evaluateChanges.outputs.SHOULD_BUILD == 'true'
@@ -42,10 +42,12 @@ jobs:
       - name: Build & notify 
         if: env.TELEGRAM_CHAT_ID && env.SCHEDULED_BUILD_VARIANT && env.TELEGRAM_TOKEN
         run: |
+          # for now, support just one build variant
           for TASK in $SCHEDULED_BUILD_VARIANT; do
             ./gradlew $TASK
-            apk_path="$(find . -type f -iname *.apk)"
+            apk_path="$(find . -type f -iname '*.apk' | head -n1)"
             echo $apk_path
+            echo "APKFILE=${apk_path}" >> $GITHUB_ENV
             curl https://api.telegram.org/bot$TELEGRAM_TOKEN/sendDocument \
               -F chat_id="$TELEGRAM_CHAT_ID" \
               -F "caption=Size: $(ls -l --block-size=K "$apk_path" | awk '{ print $5 }')" \
@@ -59,5 +61,14 @@ jobs:
         if: success()
         with:
           name: rdns-${{ github.sha }}
-          path: app-*.apk
+          path: ${{ env.APKFILE }}
           if-no-files-found: error
+
+      # github.com/softprops/action-gh-release
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          prerelease: true
+          files: |
+            ${{ env. APKFILE }}
+