Add Build Number

.github/workflows/build.yml

@@ -33,6 +33,11 @@ jobs:
         run: pip install --upgrade platformio
       - name: Install ESPTool
         run: pip install --upgrade esptool
+      - name: Add version info
+        env:
+          Version: ${{ github.run_id }}.${{ github.run_number }}.${{ github.run_attempt }}
+        run: |
+          sed -i "s/unknownbuildnr/$Version/g" src/Config.h
       - name: Build PlatformIO Project esp32dev
         run: |
           pio run --environment esp32dev