From c69e3ccd10778a9d3825a787eefa4ad4c3c880cb Mon Sep 17 00:00:00 2001
From: Peter Amende <hey@peteramende.de>
Date: Sun, 25 Jan 2026 13:19:12 +0100
Subject: [PATCH 1/3] add missing deployment instructions. fix #23

---
 .github/workflows/jekyll.yml | 53 ++++++++++++++++++++++++++++++++++++
 Gemfile                      | 15 ++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 .github/workflows/jekyll.yml
 create mode 100644 Gemfile

diff --git a/.github/workflows/jekyll.yml b/.github/workflows/jekyll.yml
new file mode 100644
index 0000000..5501ab7
--- /dev/null
+++ b/.github/workflows/jekyll.yml
@@ -0,0 +1,53 @@
+name: Build and Deploy Jekyll Site
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.3'
+          bundler-cache: true
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+
+      - name: Build with Jekyll
+        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: github-pages
+          path: _site/
+          retention-days: 1
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..539b339
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,15 @@
+source "https://rubygems.org"
+
+gem "jekyll", "~> 4.3"
+gem "minimal-mistakes-jekyll"
+gem "github-pages", group: :jekyll_plugins
+
+group :jekyll_plugins do
+  gem "jekyll-feed", "~> 0.12"
+  gem "jekyll-seo-tag"
+  gem "jekyll-sitemap"
+end
+
+platforms :mingw, :x64_mingw, :mswin do
+  gem "wdm", "~> 0.1.1"
+end

From ee2d8a7f25de2e2c1d30413cec901c5876f1496e Mon Sep 17 00:00:00 2001
From: Peter Amende <hey@peteramende.de>
Date: Sun, 25 Jan 2026 13:27:13 +0100
Subject: [PATCH 2/3] fix gem version conflicts

---
 Gemfile | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/Gemfile b/Gemfile
index 539b339..0694631 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,12 +1,10 @@
 source "https://rubygems.org"
 
-gem "jekyll", "~> 4.3"
-gem "minimal-mistakes-jekyll"
-gem "github-pages", group: :jekyll_plugins
+gem "github-pages", "~> 228", :group => :jekyll_plugins
 
 group :jekyll_plugins do
   gem "jekyll-feed", "~> 0.12"
-  gem "jekyll-seo-tag"
+  gem "jekyll-seo-tag", "~> 2.6"
   gem "jekyll-sitemap"
 end
 

From b64f39830e212c446e9d515f359873fa76b42eb5 Mon Sep 17 00:00:00 2001
From: Peter Amende <hey@peteramende.de>
Date: Sun, 25 Jan 2026 13:34:36 +0100
Subject: [PATCH 3/3] stop PR from attempts to deploy

---
 .github/workflows/jekyll.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/jekyll.yml b/.github/workflows/jekyll.yml
index 5501ab7..eeddd3d 100644
--- a/.github/workflows/jekyll.yml
+++ b/.github/workflows/jekyll.yml
@@ -42,6 +42,7 @@ jobs:
           retention-days: 1
 
   deploy:
+    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master')
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}