Tag update

.github/workflows/build-push.yml

@@ -0,0 +1,18 @@
+name: GitHub Actions Demo
+run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+on: [push]
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - name: Build and push
+        run: bash scripts/build.sh

.github/workflows/update-tag.yml

@@ -0,0 +1,16 @@
+name: Update Image Tag
+on:
+  # schedule:
+  #   - cron: "29 10 1,5 * *"
+  push:
+    branches: ["master"]
+
+jobs:
+  update-tag:
+    runs-on: ubuntu-latest
+    steps:
+      # Checkout repo
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - run: bash scripts/update_tag.sh

scripts/build.sh

@@ -7,9 +7,7 @@ their_version=$(get_latest_release vercel/serve)
 our_version=$(get_tag)
 
 if [ "$their_version" \> "$our_version" ]; then
-    git tag $their_version
-    git push
-    build_images eldekyfin/serve $their_version
+    build_n_push eldekyfin/serve $their_version
 else
     echo "Already up to date. No need to rebuild"
 fi

scripts/functions.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+function get_latest_release {
+  wget -q https://api.github.com/repos/$1/releases/latest -O - | # Get latest release from GitHub api
+    grep '"tag_name":' |                                            # Get tag line
+    sed -E 's/.*"([^"]+)".*/\1/'                                    # Pluck JSON value
+}
+
+function get_tag {
+  git tag | tail -n 1
+}
+
+function build_n_push {
+    docker buildx build . \
+    --platform linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6 \
+    --tag $1:$2 \
+    --tag $1:latest  \
+    --push
+}

scripts/update_tag.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+dir=$(dirname $0)
+
+source $dir/functions.sh
+
+their_version=$(get_latest_release vercel/serve)
+our_version=$(get_tag)
+
+if [ "$their_version" \> "$our_version" ]; then
+    git tag $their_version
+    git push origin $their_version
+    build_n_push eldekyfin/serve $their_version
+else  
+    echo Image is recent. Nothing to do...
+fi