diff --git a/.woodpecker/build.yaml b/.woodpecker/build.yaml
index be5b49a..dfe1cc0 100644
--- a/.woodpecker/build.yaml
+++ b/.woodpecker/build.yaml
@@ -3,16 +3,16 @@ when:
 
 matrix:
   include:
-    - PLATFORM: rhel-9
-      PLATFORM_ID: el9
-    - PLATFORM: centos-8
-      PLATFORM_ID: el8
-    - PLATFORM: ubuntu-2204
-      PLATFORM_ID: 2204
-    - PLATFORM: ubuntu-2404
-      PLATFORM_ID: 2404
-    - PLATFORM: opensuse-155
-      PLATFORM_ID: suse155
+    # - PLATFORM: rhel-9
+    #   PLATFORM_ID: el9
+    # - PLATFORM: centos-8
+    #   PLATFORM_ID: el8
+    # - PLATFORM: ubuntu-2204
+    #   PLATFORM_ID: 2204
+    # - PLATFORM: ubuntu-2404
+    #   PLATFORM_ID: 2404
+    # - PLATFORM: opensuse-155
+    #   PLATFORM_ID: suse155
     - PLATFORM: alpine-320
       PLATFORM_ID: alpine320
 
@@ -52,14 +52,15 @@ steps:
   - name: Check if files for R version already exist in s3
     environment:
       AWS_ACCESS_KEY_ID:
-        from_secret: aws_access_key_id
+        from_secret: b2_application_key
       AWS_SECRET_ACCESS_KEY:
-        from_secret: aws_secret_access_key
+        from_secret: b2_application_key_id
       AWS_REGION: eu-central-2
+      AWS_ENDPOINT: s3.eu-central-003.backblazeb2.com
     image: alpine:3.20
     commands:
       - apk add -q --no-cache aws-cli
-      - aws s3 ls s3://devxy-rbuilds/${PLATFORM_ID}/ | tail -1 | awk '{print $NF}' | cut -c 3-7 > r_build_latest.txt
+      - aws s3 ls s3://devxy-r-builds/${PLATFORM_ID}/ | tail -1 | awk '{print $NF}' | cut -c 3-7 > r_build_latest.txt
       - cat r_build_latest.txt
     backend_options:
       kubernetes:
@@ -67,55 +68,51 @@ steps:
           topology.kubernetes.io/region: fsn1
 
   # ref: https://github.com/woodpecker-ci/woodpecker/discussions/2721
-  - name: Build
-    # image: library/docker:26.1.4-dind-alpine3.20 # agent on k8s
-    image: alpine:3.20 # agent on VM
-    privileged: true
-    environment:
-      DOCKER_HOST: tcp://docker:2375
-    commands: |
-      # docker info
-      if [ ! -s r_build_latest.txt ] || [ ! "$(cat r-release-version.txt)" = "$(cat r_build_latest.txt)" ]; then
-        apk add -q --no-cache py3-pip make just aws-cli docker-compose
-        pip3 install -q b2 --break-system-packages
-        just build-r-${PLATFORM} $(cat r-release-version.txt)
-      fi
-    backend_options:
-      kubernetes:
-        resources:
-          requests:
-            memory: 200Mi
-            cpu: 500m
-          limits:
-            memory: 1000Mi
-            cpu: 4000m
-        nodeSelector:
-          kubernetes.io/arch: "arm64"
-          topology.kubernetes.io/region: fsn1
-        tolerations:
-          - key: "CI"
-            operator: "Equal"
-            value: "true"
-            effect: "NoSchedule"
-    # volumes:
-    #   - /var/run/docker.sock:/var/run/docker.sock # agent on VM
-    #   - /tmp:/tmp # agent on VM
+  # - name: Build
+  #   image: alpine:3.20
+  #   privileged: true
+  #   environment:
+  #     DOCKER_HOST: tcp://docker:2375
+  #   commands: |
+  #     # docker info
+  #     if [ ! -s r_build_latest.txt ] || [ ! "$(cat r-release-version.txt)" = "$(cat r_build_latest.txt)" ]; then
+  #       apk add -q --no-cache py3-pip make just aws-cli docker-compose
+  #       pip3 install -q b2 --break-system-packages
+  #       just build-r-${PLATFORM} $(cat r-release-version.txt)
+  #     fi
+  #   backend_options:
+  #     kubernetes:
+  #       resources:
+  #         requests:
+  #           memory: 200Mi
+  #           cpu: 500m
+  #         limits:
+  #           memory: 1000Mi
+  #           cpu: 4000m
+  #       nodeSelector:
+  #         kubernetes.io/arch: "arm64"
+  #         topology.kubernetes.io/region: fsn1
+  #       tolerations:
+  #         - key: "CI"
+  #           operator: "Equal"
+  #           value: "true"
+  #           effect: "NoSchedule"
 
   - name: Upload
     image: woodpeckerci/plugin-s3:1.3.0
     pull: true
     settings:
-      bucket: devxy-rbuilds
+      bucket: devxy-r-builds
       strip_prefix: /tmp/${PLATFORM}/
       source: /tmp/${PLATFORM}/*
       target: ${PLATFORM_ID}/
-      region: eu-central-2
-      # acl: public-read
+      region: s3.eu-central-003
+      acl: public-read
       access_key:
-        from_secret: aws_access_key_id
+        from_secret: b2_application_key_id
       secret_key:
-        from_secret: aws_secret_access_key
-      # endpoint: s3.eu-central-003.backblazeb2.com
+        from_secret: b2_application_key
+      endpoint: s3.eu-central-003.backblazeb2.com
       overwrite: false
     volumes:
       - ci-tmp-rwx:/tmp # agent on k8s