diff --git a/.woodpecker/pre-commit.yaml b/.woodpecker/pre-commit.yaml
index 714a817..6031bcc 100644
--- a/.woodpecker/pre-commit.yaml
+++ b/.woodpecker/pre-commit.yaml
@@ -3,10 +3,31 @@ when:
 
 steps:
   - name: pre-commit
-    image: golang:1.25
+    image: artifactapi.k8s.syd1.au.unkin.net/docker-internal/gobuilder:0.1.2-alma9
     commands:
       - test -z "$(gofmt -l .)"
       - go vet ./...
     environment:
       # golib lives on Gitea; skip the public proxy/sum db.
       GOPRIVATE: git.unkin.net
+      GOCACHE_S3_BUCKET: gocache
+      GOCACHE_S3_REGION: us-east-1
+      GOCACHE_S3_ENDPOINT_URL: https://s3.ceph.unkin.net
+      GOCACHE_S3_PATH_STYLE: "true"
+      GOCACHE_KEY_PREFIX: ci-forgebot
+      GOCACHE_METRICS: "true"
+      GOCACHEPROG: go-cache-plugin --cache-dir=/tmp/gocache
+      AWS_ACCESS_KEY_ID:
+        from_secret: GOCACHE_AWS_ACCESS_KEY_ID
+      AWS_SECRET_ACCESS_KEY:
+        from_secret: GOCACHE_AWS_SECRET_ACCESS_KEY
+    backend_options:
+      kubernetes:
+        serviceAccountName: default
+        resources:
+          requests:
+            memory: 512Mi
+            cpu: 1
+          limits:
+            memory: 2Gi
+            cpu: 2
diff --git a/.woodpecker/test.yaml b/.woodpecker/test.yaml
index 187ccbd..9b2190e 100644
--- a/.woodpecker/test.yaml
+++ b/.woodpecker/test.yaml
@@ -3,9 +3,30 @@ when:
 
 steps:
   - name: test
-    image: golang:1.25
+    image: artifactapi.k8s.syd1.au.unkin.net/docker-internal/gobuilder:0.1.2-alma9
     commands:
       - go test -race -count=1 ./pkg/... ./internal/... ./api/...
     environment:
       # golib lives on Gitea; skip the public proxy/sum db.
       GOPRIVATE: git.unkin.net
+      GOCACHE_S3_BUCKET: gocache
+      GOCACHE_S3_REGION: us-east-1
+      GOCACHE_S3_ENDPOINT_URL: https://s3.ceph.unkin.net
+      GOCACHE_S3_PATH_STYLE: "true"
+      GOCACHE_KEY_PREFIX: ci-forgebot
+      GOCACHE_METRICS: "true"
+      GOCACHEPROG: go-cache-plugin --cache-dir=/tmp/gocache
+      AWS_ACCESS_KEY_ID:
+        from_secret: GOCACHE_AWS_ACCESS_KEY_ID
+      AWS_SECRET_ACCESS_KEY:
+        from_secret: GOCACHE_AWS_SECRET_ACCESS_KEY
+    backend_options:
+      kubernetes:
+        serviceAccountName: default
+        resources:
+          requests:
+            memory: 1Gi
+            cpu: 1
+          limits:
+            memory: 3Gi
+            cpu: 2