Updated the Woodpecker pipeline to utilize caching.

.woodpecker/build-image.yml

@@ -4,7 +4,7 @@ when:
 
 steps:
   - name: build-and-push-image
-    image: woodpeckerci/plugin-kaniko
+    image: https://harbor.maximumdirect.net/dockerhub-proxy/woodpeckerci/plugin-kaniko
     settings:
       registry: harbor.maximumdirect.net
       repo: build/weatherfeeder
@@ -12,4 +12,6 @@ steps:
       username:
         from_secret: HARBOR_ROBOT_USER
       password:
-        from_secret: HARBOR_ROBOT_TOKEN
+        from_secret: HARBOR_ROBOT_TOKEN
+      cache: true
+      cache_repo: build-cache/weatherfeeder