Update to go 1.27 (#634)

* Go version updated to 1.27.

* Dependencies updated.

* Modernize check added to Makefile.
Modernize issues fixed.

Author: alexeykiselev

.github/workflows/go.yml

@@ -15,10 +15,10 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v5
         with:
           fetch-depth: 0
-      - name: Set up Go 1.26
+      - name: Set up Go 1.27
         uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
         with:
-          go-version: 1.26.x
+          go-version: 1.27.x
           check-latest: true
           cache: false # don't save & restore build caches because golangci-lint action does it internally
       - name: Get dependencies
@@ -39,10 +39,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v5
-      - name: Set up Go 1.26
+      - name: Set up Go 1.27
         uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
         with:
-          go-version: 1.26.x
+          go-version: 1.27.x
           check-latest: true
           cache: true
 

.github/workflows/security.yml

@@ -70,7 +70,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e # v7.0.0
         with:
-          go-version: 1.26.x
+          go-version: 1.27.x
           check-latest: true
           cache: true
       - name: Run go list

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.27-alpine3.24@sha256:cf6fca6641884b8433441b2b0652976f975e1d0fdd26d177eaaf8596087f3125 AS builder
 ARG DIR=/app
 WORKDIR ${DIR}
 

Dockerfile-nodemon

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.27-alpine3.24@sha256:cf6fca6641884b8433441b2b0652976f975e1d0fdd26d177eaaf8596087f3125 AS builder
 ARG APP=/app
 WORKDIR ${APP}
 

Dockerfile-nodemon-discord

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.27-alpine3.24@sha256:cf6fca6641884b8433441b2b0652976f975e1d0fdd26d177eaaf8596087f3125 AS builder
 ARG APP=/app
 WORKDIR ${APP}
 

Dockerfile-nodemon-telegram

@@ -1,4 +1,4 @@
-FROM golang:1.26-alpine3.22@sha256:07e91d24f6330432729082bb580983181809e0a48f0f38ecde26868d4568c6ac AS builder
+FROM golang:1.27-alpine3.24@sha256:cf6fca6641884b8433441b2b0652976f975e1d0fdd26d177eaaf8596087f3125 AS builder
 ARG APP=/app
 WORKDIR ${APP}
 

Makefile

@@ -3,9 +3,9 @@ export GO111MODULE=on
 VERSION=$(shell git describe --tags --always --dirty)
 SOURCE_DIRS = cmd pkg internal
 
-.PHONY: vendor vetcheck fmtcheck clean build gotest mod-clean
+.PHONY: vendor vetcheck fmtcheck modernize-check clean build gotest mod-clean
 
-all: vendor vetcheck fmtcheck build gotest mod-clean
+all: vendor vetcheck fmtcheck modernize-check build gotest mod-clean
 
 vendor:
 	go mod vendor
@@ -17,6 +17,12 @@ vetcheck:
 fmtcheck:
 	@gofmt -l -s $(SOURCE_DIRS) | grep ".*\.go"; if [ "$$?" = "0" ]; then exit 1; fi
 
+modernize-check:
+	@bash -lc 'set -o pipefail; \
+	output=$$(go run golang.org/x/tools/go/analysis/passes/modernize/cmd/modernize@latest ./... 2>&1 | \
+		grep -vE "\.(pb|gen)\.go|mock|_string.go|^exit status|^go: downloading"); \
+	[ -n "$$output" ] && { echo "$$output"; exit 1; } || exit 0;'
+
 clean:
 	rm -r build/
 

cmd/bots/discord/README.md

@@ -22,7 +22,7 @@ To do the same as environment variable form use _**UPPER_SNAKE_CASE**_ option na
 ## Build requirements
 
 - `Make` utility
-- `Golang` toolchain
+- Go 1.27 or later
 
 ## Docker
 

cmd/bots/internal/bots/templates_internal_test.go

@@ -276,7 +276,7 @@ func TestDifferentChainsTemplate(t *testing.T) {
 
 func TestIncompleteTemplate(t *testing.T) {
 	data := &entities.IncompleteAlert{
-		NodeStatement: entities.NodeStatement{Node: "a", Version: "1", Height: 1},
+		Node: "a", Version: "1", Height: 1,
 	}
 	for _, f := range expectedFormats() {
 		const template = "templates/alerts/incomplete_alert"
@@ -302,7 +302,7 @@ func TestInternalErrorTemplate(t *testing.T) {
 
 func TestInvalidHeightTemplate(t *testing.T) {
 	data := &entities.InvalidHeightAlert{
-		NodeStatement: entities.NodeStatement{Node: "a", Version: "1", Height: 1},
+		Node: "a", Version: "1", Height: 1,
 	}
 	for _, f := range expectedFormats() {
 		const template = "templates/alerts/invalid_height_alert"

cmd/bots/telegram/README.md

@@ -27,7 +27,7 @@ To do the same as environment variable form use _**UPPER_SNAKE_CASE**_ option na
 ## Build requirements
 
 - `Make` utility
-- `Golang` toolchain
+- Go 1.27 or later
 
 ## Docker