try caching localdirectory

.woodpecker.yml

@@ -1,9 +1,11 @@
 pipeline:
-   restore-cache:
+  restore-cache:
     image: drillster/drone-volume-cache
-    restore: true
-    mount:
-      - /nix/store
+    pull: true
+    settings:
+      restore: true
+      mount:
+        - ./nix-store
     volumes:
       - /var/lib/woodpecker/cache:/cache
 
@@ -12,12 +14,14 @@ pipeline:
     pull: true
     commands:
       - nix --no-sandbox flake info
-      - nix --no-sandbox develop -c statix check
+      - nix --no-sandbox develop --eval-store ./nix-store -c statix check ./nixos
 
-  rebuild-cache:
+  save-cache:
     image: drillster/drone-volume-cache
-    rebuild: true
-    mount:
-      - /nix/store
+    pull: true
+    settings:
+      rebuild: true
+      mount:
+        - ./nix-store
     volumes:
       - /var/lib/woodpecker/cache:/cache