add volume cache

.woodpecker.yml

@@ -5,6 +5,8 @@ pipeline:
     commands:
       - nix --no-sandbox flake info
       - nix --no-sandbox develop -c statix check
+    volumes:
+      - /var/lib/woodpecker/cache/nixstore:/nix/store
 
   push-to-sourcehut:
     image: nixpkgs/nix-flakes:latest
@@ -16,6 +18,7 @@ pipeline:
       - echo "$SSH_PUBLIC_KEY" > ~/.ssh/id_ed25519.pub
       - echo "StrictHostKeyChecking=accept-new" >> ~/.ssh/config
       - chmod 0400 ~/.ssh/ -R
+      - ls -hal ~/.ssh/
       - git remote add sourcehut git@git.sr.ht:~cyplo/dotfiles
       - git push sourcehut --tags --force-with-lease
       - git push sourcehut --all --force-with-lease