diff --git a/.crow/update-package-index-alpine-322-amd64.yaml b/.crow/update-package-index-alpine-322-amd64.yaml
new file mode 100644
index 0000000..7830190
--- /dev/null
+++ b/.crow/update-package-index-alpine-322-amd64.yaml
@@ -0,0 +1,78 @@
+when:
+  - event: [cron]
+    cron: update-package-index-alpine-322-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+
+skip_clone: true
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-alpine:3.22
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    # volumes:
+    #   - amd64-binaries-r-dep-cache-alpine-322:/mnt/cache
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      # - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "alpine322", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: alpine-322
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-alpine-322-arm64.yaml b/.crow/update-package-index-alpine-322-arm64.yaml
new file mode 100644
index 0000000..96c4687
--- /dev/null
+++ b/.crow/update-package-index-alpine-322-arm64.yaml
@@ -0,0 +1,81 @@
+when:
+  - event: [cron]
+    cron: update-package-index-alpine-322-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-alpine-322-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-alpine:3.22
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    # volumes:
+    #   - arm64-binaries-r-dep-cache-alpine-322:/mnt/cache
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      # - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "alpine322", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: alpine-322
+      ARCH: arm64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-alpine-323-amd64.yaml b/.crow/update-package-index-alpine-323-amd64.yaml
new file mode 100644
index 0000000..f94fe73
--- /dev/null
+++ b/.crow/update-package-index-alpine-323-amd64.yaml
@@ -0,0 +1,81 @@
+when:
+  - event: [cron]
+    cron: update-package-index-alpine-323-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-alpine-322-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-alpine:3.23
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    # volumes:
+    #   - amd64-binaries-r-dep-cache-alpine-323:/mnt/cache
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      # - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "alpine323", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: alpine-323
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-alpine-323-arm64.yaml b/.crow/update-package-index-alpine-323-arm64.yaml
new file mode 100644
index 0000000..743eaf3
--- /dev/null
+++ b/.crow/update-package-index-alpine-323-arm64.yaml
@@ -0,0 +1,81 @@
+when:
+  - event: [cron]
+    cron: update-package-index-alpine-323-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-alpine-323-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-alpine:3.23
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    # volumes:
+    #   - arm64-binaries-r-dep-cache-alpine-323:/mnt/cache
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      # - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "alpine323", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: alpine-323
+      ARCH: arm64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-redhat-10-amd64.yaml b/.crow/update-package-index-redhat-10-amd64.yaml
new file mode 100644
index 0000000..374c7f2
--- /dev/null
+++ b/.crow/update-package-index-redhat-10-amd64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-10-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-10-amd64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-8-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:10
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel10", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: rhel10
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-redhat-10-arm64.yaml b/.crow/update-package-index-redhat-10-arm64.yaml
new file mode 100644
index 0000000..319e3e6
--- /dev/null
+++ b/.crow/update-package-index-redhat-10-arm64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-10-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-10-arm64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-10-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:10
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.5.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel10", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: rhel10
+      ARCH: arm64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-redhat-8-amd64.yaml b/.crow/update-package-index-redhat-8-amd64.yaml
new file mode 100644
index 0000000..42c81c3
--- /dev/null
+++ b/.crow/update-package-index-redhat-8-amd64.yaml
@@ -0,0 +1,66 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-8-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-8-amd64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-alpine-323-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:8
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel8", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
diff --git a/.crow/update-package-index-redhat-8-arm64.yaml b/.crow/update-package-index-redhat-8-arm64.yaml
new file mode 100644
index 0000000..99143e3
--- /dev/null
+++ b/.crow/update-package-index-redhat-8-arm64.yaml
@@ -0,0 +1,66 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-8-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-8-arm64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-8-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:8
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel8",s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
diff --git a/.crow/update-package-index-redhat-9-amd64.yaml b/.crow/update-package-index-redhat-9-amd64.yaml
new file mode 100644
index 0000000..ff03d3d
--- /dev/null
+++ b/.crow/update-package-index-redhat-9-amd64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-9-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-9-amd64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-8-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:9
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel9", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: rhel9
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-redhat-9-arm64.yaml b/.crow/update-package-index-redhat-9-arm64.yaml
new file mode 100644
index 0000000..5302749
--- /dev/null
+++ b/.crow/update-package-index-redhat-9-arm64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-redhat-9-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "redhat-9-arm64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-9-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-redhat:9
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "rhel9", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: rhel9
+      ARCH: arm64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-ubuntu-2204-amd64.yaml b/.crow/update-package-index-ubuntu-2204-amd64.yaml
new file mode 100644
index 0000000..eb28401
--- /dev/null
+++ b/.crow/update-package-index-ubuntu-2204-amd64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-ubuntu-2204-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "ubuntu-2204-amd64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-redhat-9-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-ubuntu:jammy
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "jammy", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY")); warnings()'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: jammy
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-ubuntu-2204-arm64.yaml b/.crow/update-package-index-ubuntu-2204-arm64.yaml
new file mode 100644
index 0000000..6e5dd5c
--- /dev/null
+++ b/.crow/update-package-index-ubuntu-2204-arm64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-ubuntu-2204-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "ubuntu-2204-arm64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-ubuntu-2204-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-ubuntu:jammy
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "jammy", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: jammy
+      ARCH: arm64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-ubuntu-2404-amd64.yaml b/.crow/update-package-index-ubuntu-2404-amd64.yaml
new file mode 100644
index 0000000..1dd7e57
--- /dev/null
+++ b/.crow/update-package-index-ubuntu-2404-amd64.yaml
@@ -0,0 +1,82 @@
+when:
+  - event: [cron]
+    cron: update-package-index-ubuntu-2404-amd64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "ubuntu-2404-amd64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-ubuntu-2204-arm64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-ubuntu:noble
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    # volumes:
+    # - amd64-binaries-r-dep-cache-ubuntu-2404:/mnt/cache
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "noble", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'amd64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: noble
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"
diff --git a/.crow/update-package-index-ubuntu-2404-arm64.yaml b/.crow/update-package-index-ubuntu-2404-arm64.yaml
new file mode 100644
index 0000000..4bdd964
--- /dev/null
+++ b/.crow/update-package-index-ubuntu-2404-arm64.yaml
@@ -0,0 +1,80 @@
+when:
+  - event: [cron]
+    cron: update-package-index-ubuntu-2404-arm64
+  - event: [cron]
+    cron: update-package-index
+  - event: manual
+    evaluate: 'update_package_index == "ubuntu-2404-arm64"'
+
+skip_clone: true
+
+depends_on:
+  - update-package-index-ubuntu-2404-amd64
+
+steps:
+  - name: Upload PACKAGES files
+    image: reg.devxy.io/rpkgs/build-env-ubuntu:noble
+    pull: true
+    environment:
+      RED_HAT_DEV_PW:
+        from_secret: RED_HAT_DEV_PW
+      B2_S3_ACCESS_KEY:
+        from_secret: B2_S3_ACCESS_KEY
+      B2_S3_SECRET_KEY:
+        from_secret: B2_S3_SECRET_KEY
+      PGPASS:
+        from_secret: PGPASS
+      REPO_RO_TOKEN:
+        from_secret: REPO_RO_TOKEN
+      GITHUB_PAT:
+        from_secret: GITHUB_PAT
+      # normal env vars
+      GIT_USER: pat-s
+      NTFY_SERVER:
+        from_secret: NTFY_SERVER
+      NTFY_TOPIC:
+        from_secret: NTFY_TOPIC
+      NTFY_AUTH: TRUE
+      NTFY_PASSWORD:
+        from_secret: ntfy_token
+      # set the location of the 'pkgcache' cache dir which persists the R package dependencies needed to install the packages themselves
+      R_PKG_CACHE_DIR: /mnt/cache/pkgcache
+      R_LIBS_USER: /mnt/cache/R-pkgs
+      R_VERSION: 4.4.3
+    commands:
+      - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/packages/*
+      - /opt/R/$R_VERSION/bin/R -q -e 'if (!requireNamespace("bincraft", quietly = TRUE) || packageVersion("bincraft") != "4.0.2") pak::pak("git::https://codefloe.com/rpkgs/bincraft.git@v4.0.2")'
+      - /opt/R/$R_VERSION/bin/R -q -e 'packageVersion("bincraft")'
+      - cd /mnt/cache/packages
+      - /opt/R/$R_VERSION/bin/R -q -e 'options(crayon.enabled = TRUE); library(bincraft); future::plan("multisession", workers = 4); library(progressr); handlers(global = TRUE); handlers("progress"); upload_package_index(codename = "noble", s3_endpoint = "https://s3.eu-central-003.backblazeb2.com", s3_region = "eu-central-003", s3_bucket = "devxy-rpkgs-binaries", s3_access_key_id = Sys.getenv("B2_S3_ACCESS_KEY"), s3_secret_access_key = Sys.getenv("B2_S3_SECRET_KEY"))'
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 2600Mi
+            cpu: 2000m
+          limits:
+            memory: 2600Mi
+            cpu: 8000m
+        nodeSelector:
+          kubernetes.io/arch: 'arm64'
+        tolerations:
+          - key: 'CI'
+            operator: 'Equal'
+            value: 'true'
+            effect: 'NoSchedule'
+
+  - name: Purge CDN cache
+    image: reg.devxy.io/docker.io/library/alpine:3.23
+    environment:
+      BUNNYNET_API_KEY:
+        from_secret: BUNNYNET_API_KEY
+      SUBDOMAIN1: 'cran.devxy.io'
+      SUBDOMAIN2: 'cran.allianceswisspass.devxy.io'
+      SUBDOMAIN3: 'cran.rpkgs.com'
+      OS_ID: noble
+      ARCH: amd64
+    commands:
+      - apk add --no-cache -q bash curl
+      - bash scripts/purge_cdn_cache.sh "$BUNNYNET_API_KEY" "$ARCH" "$OS_ID" "$SUBDOMAIN1" "$SUBDOMAIN2" "$SUBDOMAIN3"