Run script/lint like every other repo

.github/workflows/ci.yaml

@@ -36,10 +36,8 @@ jobs:
     - uses: actions/setup-go@v5
       with:
         go-version-file: go.mod
-        cache: false # for this job we rely on golangci-lint-action's cache
-    - name: Lint (other)
+    - run: go mod download
+    - name: Lint
       run: script/lint
-    - name: Lint (golangci-lint)
-      uses: golangci/golangci-lint-action@v4
-      with:
-        version: v1.55.2
+    - name: Formatting
+      run: CHECKONLY=1 script/format

script/lint

@@ -7,13 +7,14 @@ set -eu
 cd "$(dirname "$0")"
 cd ..
 
+if [ "$GITHUB_ACTIONS" = "true" ]; then
+  set -- "$@" --out-format=github-actions
+fi
+
 go generate ./...
 if ! git diff --exit-code >/dev/null; then
   echo "Error: generated code is not up-to-date! Run 'go generate ./...' and update your branch." >&2
   exit 1
 fi
 
-# On GitHub actions, this is run as a separate task
-if [ "$GITHUB_ACTIONS" != "true" ]; then
-  exec go run github.com/golangci/golangci-lint/cmd/[email protected] run
-fi
+exec go run github.com/golangci/golangci-lint/cmd/[email protected] run "$@"