build everything in one workflow

.github/workflows/build-images.yml

@@ -1,5 +1,8 @@
-name: Build Image
+# This is a basic workflow to help you get started with Actions
 
+name: Fetch Sponge Versions
+
+# Controls when the action will run. 
 on: 
   push:
     branches:
@@ -9,11 +12,16 @@ on:
       - recommended-versions.json
       - Dockerfile
       - build-images.sh
+      - fetch-versions.sh
+      - .github/workflows/*
+  schedule:
+    - cron:  '0 0 * * *'
   workflow_dispatch:
 
 jobs:
   build:
     runs-on: ubuntu-latest
+
     steps:
       - uses: actions/checkout@v3
       - name: Login to GitHub Container Registry
@@ -24,3 +32,4 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push
         run: ./build-images.sh
+

build-images.sh

@@ -43,5 +43,10 @@ build_images() {
     done
 }
 
-build_images latest
-build_images recommended
+if ./fetch-versions.sh
+then
+    build_images latest
+    build_images recommended
+else
+    echo "Nothing changed, nothing to build!"
+fi

fetch-versions.sh

@@ -35,12 +35,29 @@ fetch_versions "api" true "${api_versions[@]}" | transform_to_versions > "$recom
 git config user.name 'CubeEngine Sponge Updater'
 git config user.email '[email protected]'
 
-git add "$latest_versions_file" "$recommended_versions_file"
+commit() {
+    local file="${1?no file}"
+    local name="${2?no name}"
+    git add "$file"
+    git commit -m "$name updated"
+}
+
+updated=false
+if commit "$latest_versions_file" "Latest versions"
+then
+    updated=true
+fi
+if commit "$recommended_versions_file" "Recommended versions"
+then
+    updated=true
+fi
 
-if git commit -m 'My hands are typing words....'
+if [ "$updated" = "true" ]
 then
     git push
+    exit 0
 else
     echo "No new versions!"
+    exit 1
 fi