start with fresh packages dir

.woodpecker/update-package-index.yaml

@@ -10,6 +10,7 @@ matrix:
     - PLATFORM: redhat-8
     - PLATFORM: ubuntu-2404
     - PLATFORM: ubuntu-2204
+    # - PLATFORM: alpine-320
 steps:
   - name: Upload PACKAGES files
     secrets: [red_hat_dev_pw, aws_access_key_id, aws_secret_access_key, pgpass, git_ro_token, GITHUB_PAT]
@@ -26,6 +27,7 @@ steps:
       # download latest package version (avoid having to rebuild image every time)
       # rscript_startup arg: required to pass down global option to future workers https://github.com/HenrikBengtsson/future/issues/134#issuecomment-2245666169
       - git clone https://pat-s:$$git_ro_token@git.devxy.io/devxy/arm64-r-binaries.git .
+      - rm -rf /mnt/cache/packages/*
       - R -q -e 'devtools::install(); packageVersion("rBinaries")'
       - R -q -e 'pak::pak(c("dyfanjones/s3fs", "pat-s/desc@description-from-remote", "pat-s/cranlike@s3"))'
       - cd /mnt/cache/packages
@@ -34,10 +36,10 @@ steps:
       kubernetes:
         resources:
           requests:
-            memory: 2000Mi
+            memory: 4000Mi
             cpu: 0m
           limits:
-            memory: 3000Mi
+            memory: 10000Mi
             cpu: 1000m
         nodeSelector:
           kubernetes.io/arch: 'arm64'