build: bump go to 1.22 (#12835)

* build: bump go to 1.22

* lint: run go mod tidy

.go-version

@@ -1 +1 @@
-1.21.7
+1.22.1

README.md

@@ -17,7 +17,7 @@ To get started with APM, see our [Quick start guide](https://www.elastic.co/guid
 
 ### Requirements
 
-* [Go][golang-download] 1.21.x
+* [Go][golang-download] 1.22.x
 
 [golang-download]: https://golang.org/dl/
 

cmd/intake-receiver/go.mod

@@ -1,8 +1,8 @@
 module github.com/elastic/apm-server/cmd/intake-receiver
 
-go 1.21
+go 1.22
 
-toolchain go1.21.3
+toolchain go1.22.1
 
 require (
 	github.com/stretchr/testify v1.6.1

go.mod

@@ -1,8 +1,8 @@
 module github.com/elastic/apm-server
 
-go 1.21
+go 1.22
 
-toolchain go1.21.3
+toolchain go1.22.1
 
 require (
 	github.com/cespare/xxhash/v2 v2.2.0

internal/glog/go.mod

@@ -1,5 +1,5 @@
 module github.com/golang/glog
 
-go 1.21
+go 1.22
 
-toolchain go1.21.3
+toolchain go1.22.1

packaging/docker/Dockerfile

@@ -2,7 +2,7 @@ ARG BASE_IMAGE=ubuntu:22.04
 
 # Build the apm-server binary. The golang image version is kept
 # up to date with go.mod by Makefile.
-FROM golang:1.21.7 as builder
+FROM golang:1.22.1 as builder
 WORKDIR /src
 COPY go.mod go.sum /src/
 COPY internal/glog/go.mod /src/internal/glog/go.mod

systemtest/go.mod

@@ -1,8 +1,8 @@
 module github.com/elastic/apm-server/systemtest
 
-go 1.21
+go 1.22
 
-toolchain go1.21.3
+toolchain go1.22.1
 
 require (
 	github.com/docker/docker v24.0.9+incompatible

tools/go.mod

@@ -1,8 +1,8 @@
 module github.com/elastic/apm-server/tools
 
-go 1.21.0
+go 1.22
 
-toolchain go1.21.3
+toolchain go1.22.1
 
 require (
 	github.com/elastic/apm-tools v0.0.0-20230828065051-3f799314cc8b