feat: use module, update image, use ghcr

.github/workflows/build-push.yaml

@@ -0,0 +1,40 @@
+name: 'build and push image'
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+jobs:
+
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+
+    steps:
+
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GH_PAT }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: |
+            ghcr.io/${{ github.repository_owner }}/mailhog2:${{ github.ref_name }}
+            ghcr.io/${{ github.repository_owner }}/mailhog2:latest

Dockerfile

@@ -2,7 +2,7 @@
 # MailHog Dockerfile
 #
 
-FROM golang:1.18-alpine as builder
+FROM golang:1.21-alpine as builder
 
 # Install MailHog:
 RUN apk --no-cache add --virtual build-dependencies \
@@ -11,7 +11,10 @@ RUN apk --no-cache add --virtual build-dependencies \
   && export GOPATH=/root/gocode \
   && go install github.com/mailhog/MailHog@latest
 
-FROM alpine:3
+FROM alpine:latest
+LABEL org.opencontainers.image.source=https://github.com/guerzon/MailHog2
+LABEL org.opencontainers.image.description="Web and API based SMTP testing"
+
 # Add mailhog user/group with uid/gid 1000.
 # This is a workaround for boot2docker issue #581, see
 # https://github.com/boot2docker/boot2docker/issues/581

README.md

@@ -59,7 +59,11 @@ service mailhog start
 ```
 
 #### Docker
-[Run it from Docker Hub](https://registry.hub.docker.com/r/mailhog/mailhog/) or using the provided [Dockerfile](Dockerfile)
+Run it using the provided [Dockerfile](Dockerfile) or from GitHub Container Registry:
+
+```bash
+docker pull ghcr.io/guerzon/mailhog2
+```
 
 ### Configuration
 

go.mod

@@ -0,0 +1,39 @@
+module github.com/guerzon/MailHog2
+
+go 1.21.3
+
+require (
+	github.com/gorilla/pat v1.0.1
+	golang.org/x/crypto v0.14.0
+)
+
+require (
+	github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect
+	github.com/gorilla/websocket v1.5.0 // indirect
+	github.com/ian-kent/goose v0.0.0-20141221090059-c3541ea826ad // indirect
+	github.com/ian-kent/linkio v0.0.0-20170807205755-97566b872887 // indirect
+	github.com/mailhog/data v1.0.1 // indirect
+	github.com/mailhog/smtp v1.0.1 // indirect
+	github.com/mailhog/storage v1.0.1 // indirect
+	github.com/ogier/pflag v0.0.1 // indirect
+	github.com/philhofer/fwd v1.1.2 // indirect
+	github.com/smartystreets/goconvey v1.8.1 // indirect
+	github.com/stretchr/testify v1.8.4 // indirect
+	github.com/t-k/fluent-logger-golang v1.0.0 // indirect
+	github.com/tinylib/msgp v1.1.9 // indirect
+	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+)
+
+require (
+	github.com/gorilla/context v1.1.1 // indirect
+	github.com/gorilla/mux v1.8.0 // indirect
+	github.com/ian-kent/envconf v0.0.0-20141026121121-c19809918c02
+	github.com/ian-kent/go-log v0.0.0-20160113211217-5731446c36ab
+	github.com/mailhog/MailHog v1.0.1
+	github.com/mailhog/MailHog-Server v1.0.1
+	github.com/mailhog/MailHog-UI v1.0.1
+	github.com/mailhog/http v1.0.1
+	github.com/mailhog/mhsendmail v0.2.0
+)

go.sum

@@ -0,0 +1,72 @@
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