Add error catching to tinyuf2 steps

.github/workflows/build-clang-doxy.yml

@@ -152,6 +152,7 @@ jobs:
       - name: fetch tinyuf2 combined.bin
         run: |
           BOARD_NAME="${{fromJson(steps.get_board_json.outputs.boardJson).bootloaderBoardName}}"
+          set +e
           for attempt in 1 2; do
             echo "Attempt $attempt: Fetching tinyuf2 release info for board $BOARD_NAME"
             API_RESPONSE=$(curl --silent --fail https://api.github.com/repos/adafruit/tinyuf2/releases/latest)
@@ -159,21 +160,26 @@ jobs:
               echo "Attempt $attempt: curl failed to fetch release info."
               if [ "$attempt" -eq 2 ]; then exit 1; else sleep 2; continue; fi
             fi
-            DOWNLOAD_URL=$(echo "$API_RESPONSE" | jq -r '.assets[] | select(.browser_download_url | contains("tinyuf2-'$BOARD_NAME'-") and endswith(".zip")) | .browser_download_url // empty')
-            if [ -z "$DOWNLOAD_URL" ]; then
-              echo "Attempt $attempt: No matching tinyuf2 zip found for board $BOARD_NAME."
+            DOWNLOAD_URL=$(echo "$API_RESPONSE" | jq -r '.assets[] | select(.browser_download_url | contains("tinyuf2-'$BOARD_NAME'-") and endswith(".zip")) | .browser_download_url // empty'); JQ_EXIT=$?
+            if [ $JQ_EXIT -ne 0 ] || [ -z "$DOWNLOAD_URL" ]; then
+              echo "Attempt $attempt: jq failed or no matching zip found."
               if [ "$attempt" -eq 2 ]; then exit 1; else sleep 2; continue; fi
             fi
             echo "Attempt $attempt: Downloading $DOWNLOAD_URL"
             wget "$DOWNLOAD_URL" -O tinyuf2.zip
             if [ $? -eq 0 ]; then
               unzip -o tinyuf2.zip -d .
+              if [ $? -ne 0 ]; then
+                echo "Attempt $attempt: unzip failed"
+                if [ "$attempt" -eq 2 ]; then exit 1; else sleep 2; continue; fi
+              fi
               break
             else
               echo "Attempt $attempt: wget failed to download $DOWNLOAD_URL"
               if [ "$attempt" -eq 2 ]; then exit 1; else sleep 2; fi
             fi
           done
+          set -e
       - name: move partition and bootloader files for tinyuf2 (to match flash_args)
         run: |
           # Copy files where they're expected to make flash_args happy