Upgrade go version to 1.27

Dockerfile

@@ -4,7 +4,7 @@
 # container for this image, the desired binary must be specified (either
 # /usr/bin/core-service or /usr/bin/db-manager).
 
-FROM golang:1.26-alpine AS build
+FROM golang:1.27-alpine AS build
 
 ARG EXTRA_GO_INSTALL_FLAGS=""
 ENV EXTRA_GO_INSTALL_FLAGS=${EXTRA_GO_INSTALL_FLAGS}

Makefile

@@ -96,7 +96,7 @@ shell-lint:
 
 .PHONY: go-lint
 go-lint:
-	echo "===== Checking Go lint (except for *.gen.go files) =====" && docker run --rm -v $(CURDIR):/dss -w /dss golangci/golangci-lint:v2.12.2 golangci-lint run -v
+	echo "===== Checking Go lint (except for *.gen.go files) =====" && docker run --rm -v $(CURDIR):/dss -w /dss golangci/golangci-lint:v2.13.2 golangci-lint run -v
 
 .PHONY: terraform-lint
 terraform-lint:

build/test-certs/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine
+FROM golang:1.27-alpine
 
 WORKDIR /go/src/app
 

cmds/core-service/main.go

@@ -143,16 +143,16 @@ func createRIDServers(ctx context.Context, locality string, logger *zap.Logger)
 
 	app := application.NewFromTransactor(ridStore, logger)
 	return &rid_v1.Server{
-			Store:             ridStore,
-			App:               app,
-			Locality:          locality,
-			AllowHTTPBaseUrls: *allowHTTPBaseUrls,
-		}, &rid_v2.Server{
-			Store:             ridStore,
-			App:               app,
-			Locality:          locality,
-			AllowHTTPBaseUrls: *allowHTTPBaseUrls,
-		}, nil
+		Store:             ridStore,
+		App:               app,
+		Locality:          locality,
+		AllowHTTPBaseUrls: *allowHTTPBaseUrls,
+	}, &rid_v2.Server{
+		Store:             ridStore,
+		App:               app,
+		Locality:          locality,
+		AllowHTTPBaseUrls: *allowHTTPBaseUrls,
+	}, nil
 }
 
 func createSCDServer(ctx context.Context, logger *zap.Logger, locality string) (*scd.Server, error) {

cmds/dummy-oauth/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine AS build
+FROM golang:1.27-alpine AS build
 RUN apk add git bash make
 RUN mkdir /app
 WORKDIR /app

go.mod

@@ -1,6 +1,6 @@
 module github.com/interuss/dss
 
-go 1.26.2
+go 1.27.1
 
 require (
 	cloud.google.com/go/profiler v0.4.0

interfaces/openapi-to-go-server/Dockerfile

@@ -1,6 +1,6 @@
 FROM ghcr.io/astral-sh/uv:python3.14-alpine
 
-COPY --from=golang:1.22-alpine /usr/local/go/ /usr/local/go/
+COPY --from=golang:1.27-alpine /usr/local/go/ /usr/local/go/
 ENV PATH="/usr/local/go/bin:${PATH}"
 
 ADD . /app

interfaces/openapi-to-go-server/example/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine
+FROM golang:1.27-alpine
 
 WORKDIR /go/src/server_demo
 COPY . .

interfaces/openapi-to-go-server/example/go.mod

@@ -1,6 +1,6 @@
 module example
 
-go 1.25.0
+go 1.27.1
 
 require (
 	github.com/interuss/dss v0.0.1

pkg/rid/store/memstore/store.go

@@ -145,13 +145,13 @@ type expiringRecord[M any] interface {
 	toModel() *M
 }
 
-func (rec *isaRecord) endTime() *time.Time { return rec.EndTime } //nolint:unused
+func (rec *isaRecord) endTime() *time.Time { return rec.EndTime }
 
-func (rec *isaRecord) writerName() string { return rec.Writer } //nolint:unused
+func (rec *isaRecord) writerName() string { return rec.Writer }
 
-func (rec *subscriptionRecord) endTime() *time.Time { return rec.EndTime } //nolint:unused
+func (rec *subscriptionRecord) endTime() *time.Time { return rec.EndTime }
 
-func (rec *subscriptionRecord) writerName() string { return rec.Writer } //nolint:unused
+func (rec *subscriptionRecord) writerName() string { return rec.Writer }
 
 // listExpired returns the records whose end time is at or before threshold and
 // whose writer matches. A limit of 0 means unlimited.