Adds builder action

.github/workflows/builder.yml

@@ -0,0 +1,59 @@
+# https://github.com/home-assistant/builder
+name: 'Builder'
+
+on:
+  push:
+    tags: [ 'v*' ]
+  workflow_dispatch:
+
+jobs:
+  hassio:
+    name: Hassio Addon
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v3
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Branch name
+        run: |
+          VERSION="${GITHUB_REF#refs/tags/v}"
+          echo "REPO=alexxit/go2rtc" >> $GITHUB_ENV
+          echo "TAG=${VERSION}" >> $GITHUB_ENV
+          echo "IMAGE=alexxit/go2rtc:${VERSION}" >> $GITHUB_ENV
+
+      - name: Build amd64
+        uses: home-assistant/builder@master
+        with:
+          args: --amd64 --target build/hassio --version $TAG-amd64 --no-latest --docker-hub-check
+
+      - name: Build i386
+        uses: home-assistant/builder@master
+        with:
+          args: --i386 --target build/hassio --version $TAG-i386 --no-latest --docker-hub-check
+
+      - name: Build aarch64
+        uses: home-assistant/builder@master
+        with:
+          args: --aarch64 --target build/hassio --version $TAG-aarch64 --no-latest --docker-hub-check
+
+      - name: Build armv7
+        uses: home-assistant/builder@master
+        with:
+          args: --armv7 --target build/hassio --version $TAG-armv7 --no-latest --docker-hub-check
+
+      - name: Docker manifest
+        run: |
+          # thanks to https://github.com/aler9/rtsp-simple-server/blob/main/Makefile
+          docker manifest create "${IMAGE}" \
+            "${IMAGE}-amd64" "${IMAGE}-i386" "${IMAGE}-aarch64" "${IMAGE}-armv7"
+          docker manifest push "${IMAGE}"
+
+          docker manifest create "${REPO}:latest" \
+            "${IMAGE}-amd64" "${IMAGE}-i386" "${IMAGE}-aarch64" "${IMAGE}-armv7"
+          docker manifest push "${REPO}:latest"

build/hassio/Dockerfile

@@ -0,0 +1,11 @@
+ARG BUILD_FROM
+FROM $BUILD_FROM
+
+RUN apk add --no-cache git go
+
+WORKDIR app
+
+RUN git clone https://github.com/AlexxIT/go2rtc .
+RUN CGO_ENABLED=0 go build -ldflags "-s -w" -trimpath
+
+CMD [ "/app/go2rtc", "-config", "/config/go2rtc.yaml" ]

build/hassio/config.yaml

@@ -0,0 +1,6 @@
+# https://github.com/home-assistant/builder/blob/master/builder.sh
+name: go2rtc
+description: Ultimate camera streaming application
+url: https://github.com/AlexxIT/go2rtc
+image: alexxit/go2rtc
+arch: [ amd64, aarch64, i386, armv7 ]

cmd/app/app.go

@@ -1,6 +1,7 @@
 package app
 
 import (
+	"flag"
 	"github.com/rs/zerolog"
 	"gopkg.in/yaml.v3"
 	"io"
@@ -9,7 +10,15 @@ import (
 )
 
 func Init() {
-	data, _ = os.ReadFile("go2rtc.yaml")
+	config := flag.String(
+		"config",
+		"go2rtc.yaml",
+		"Path to go2rtc configuration file",
+	)
+
+	flag.Parse()
+
+	data, _ = os.ReadFile(*config)
 
 	var cfg struct {
 		Mod map[string]string `yaml:"log"`