diff --git a/action.yml b/action.yml
index 5f2b2db..c0f0a03 100644
--- a/action.yml
+++ b/action.yml
@@ -18,15 +18,23 @@ inputs:
 runs:
   using: composite
   steps:
-    - name: niks3 upload
+    - name: setup authentication
       run: |
         # echo "url is: $ACTIONS_ID_TOKEN_REQUEST_URL"
         # curl -H "Authorization: bearer $ACTIONS_ID_TOKEN_REQUEST_TOKEN" "$ACTIONS_ID_TOKEN_REQUEST_URL&audience=https://niks3.tami.moe" > /run/niks3-auth-token
         export NIKS3_AUTH_TOKEN_FILE=$(mktemp)
         printf '%s' "$TOKEN" > "$NIKS3_AUTH_TOKEN_FILE"
+
         niks3 push --pin "$NAME" "$(realpath result)"
+
+        echo "NIKS3_AUTH_TOKEN_FILE=$NIKS3_AUTH_TOKEN_FILE" >> "$FORGEJO_ENV"
+        echo "NIKS3_SERVER_URL=$NIKS3_SERVER_URL" >> "$FORGEJO_ENV"
       env:
         NIKS3_SERVER_URL: ${{ inputs.server-url }}
         TOKEN: ${{ inputs.token }}
+    - name: upload artifact
+      if: inputs.pin != ''
+      run: niks3 push --pin "$NAME" "$(realpath result)"
+      env:
         NAME: ${{ inputs.pin }}