ci: upload AXF file

Author: AlCalzone

.github/workflows/build.yml

@@ -108,6 +108,8 @@ jobs:
           echo "HEX_SHA256=zwa2_controller_${{ env.SUFFIX }}.hex.sha256" >> $GITHUB_ENV
           cp artifact/zwa2_controller.hex.md5 upload/zwa2_controller_${{ env.SUFFIX }}.hex.md5
           echo "HEX_MD5=zwa2_controller_${{ env.SUFFIX }}.hex.md5" >> $GITHUB_ENV
+          cp build/release/zwa2_controller.axf upload/zwa2_controller_${{ env.SUFFIX }}.axf
+          echo "AXF=zwa2_controller_${{ env.SUFFIX }}.axf" >> $GITHUB_ENV
 
       - name: Upload GBL
         uses: actions/upload-artifact@v4
@@ -133,6 +135,12 @@ jobs:
           name: ${{ env.HEX_MD5 }}
           path: upload/${{ env.HEX_MD5 }}
 
+      - name: Upload AXF
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.AXF }}
+          path: upload/${{ env.AXF }}
+
       - name: Upload firmware package
         uses: actions/upload-artifact@v4
         with: