deps: update to use go1.21

Signed-off-by: Rui Chen <rui@chenrui.dev>

.github/workflows/lint.yaml

@@ -22,4 +22,4 @@ jobs:
     - name: golangci-lint
       uses: golangci/golangci-lint-action@v3
       with:
-        version: v1.53.2
+        version: v1.54.2

.github/workflows/test.yaml

@@ -30,7 +30,7 @@ jobs:
     strategy:
       matrix:
         terraform:
-        - 1.5.2
+        - 1.5.5
         - 0.14.11
     env:
       TERRAFORM_VERSION: ${{ matrix.terraform }}

.go-version

@@ -1 +1 @@
-1.20
+1.21

Dockerfile

@@ -1,5 +1,5 @@
 # tfupdate
-FROM golang:1.20-alpine3.18 AS tfupdate
+FROM golang:1.21-alpine3.18 AS tfupdate
 RUN apk --no-cache add make git
 WORKDIR /work
 
@@ -13,7 +13,7 @@ RUN make build
 # The linux binary for hub can not run on alpine.
 # So we need to build it from source.
 # https://github.com/github/hub/issues/1818
-FROM golang:1.20-alpine3.18 AS hub
+FROM golang:1.21-alpine3.18 AS hub
 RUN apk add --no-cache bash git
 RUN git clone https://github.com/github/hub /work
 WORKDIR /work

Dockerfile.dev

@@ -3,7 +3,7 @@ ARG TERRAFORM_VERSION=latest
 FROM hashicorp/terraform:$TERRAFORM_VERSION AS terraform
 
 # tfupdate
-FROM golang:1.20-alpine3.18 AS tfupdate
+FROM golang:1.21-alpine3.18 AS tfupdate
 RUN apk --no-cache add make git
 
 # A workaround for a permission issue of git.
@@ -24,4 +24,3 @@ RUN go mod download
 
 COPY . .
 RUN make install
-

README.md

@@ -47,7 +47,7 @@ https://github.com/minamijoyo/tfupdate/releases
 
 ### Source
 
-If you have Go 1.20+ development environment:
+If you have Go 1.21+ development environment:
 
 ```
 $ go install github.com/minamijoyo/tfupdate@latest

go.mod

@@ -1,6 +1,6 @@
 module github.com/minamijoyo/tfupdate
 
-go 1.20
+go 1.21
 
 require (
 	github.com/davecgh/go-spew v1.1.1

go.sum

@@ -69,6 +69,7 @@ github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-test/deep v1.0.3 h1:ZrJSEWsXzPOxaZnFteGEfooLba+ju3FYIbOrS+rQd68=
+github.com/go-test/deep v1.0.3/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
@@ -167,6 +168,7 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
+github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/mattn/go-colorable v0.0.9 h1:UVL0vNpWh04HeJXV0KLcaT7r06gOH2l4OW6ddYRUIY4=
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
 github.com/mattn/go-isatty v0.0.3 h1:ns/ykhmWi7G9O+8a448SecJU3nSMBXJfqQkl0upE1jI=
@@ -185,6 +187,7 @@ github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndr
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/sergi/go-diff v1.0.0 h1:Kpca3qRNrduNnOQeazBd0ysaKrUJiIuISHxogkT9RPQ=
+github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/spf13/afero v1.9.5 h1:stMpOSZFs//0Lv29HduCmli3GUfpFoF3Y1Q/aXj/wVM=
 github.com/spf13/afero v1.9.5/go.mod h1:UBogFpq8E9Hx+xc5CNTTEpTnuHVmXDwZcZcE1eb/UhQ=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=