use Justfile in ci too

.woodpecker.yml

@@ -9,6 +9,7 @@ pipeline:
 
   lint:
     image: golangci/golangci-lint:latest
+    group: compliant
     pull: true
     commands:
       - go version
@@ -16,20 +17,24 @@ pipeline:
       - "[ $(gofumpt -extra -l . | wc -l) != 0 ] && { echo 'code not formated'; exit 1; }"
       - golangci-lint run --timeout 5m --build-tags integration
 
-  test:
-    image: golang:1.18
-    commands:
-      - go test -race codeberg.org/codeberg/pages/server/...
-
   build:
-    image: golang:1.18
+    group: compliant
+    image: a6543/golang_just
     commands:
-      - go build
+      - go version
+      - just build
+
+  test:
+    image: a6543/golang_just
+    group: test
+    commands:
+      - just test
 
   integration-tests:
-    image: golang:1.18
+    image: a6543/golang_just
+    group: test
     commands:
-      - go test -race -tags integration codeberg.org/codeberg/pages/integration/...
+      - just integration
     environment:
       - ACME_API=https://acme.mock.directory
       - PAGES_DOMAIN=localhost.mock.directory