Push Emacs configuration to web site repository on changes

.emacs.d/configuration.org

@@ -22,7 +22,7 @@ Inspirations for this Emacs configuration include:
 - [[https://emacscast.org/][EmacsCast]].
 - Protesilaos Stavrou's [[https://protesilaos.com/codelog/][blog]] and [[https://www.youtube.com/channel/UC0uTPqBCFIpZxlz_Lv1tk_g][videos]].
 
-Some interesting properties of this configuration:
+These are some interesting properties of this configuration:
 
 - Almost all of the configuration is kept in an Org file.
 - The startup time is quite fast. There are some tweaks in [[https://github.com/bkhl/dotfiles/blob/main/.emacs.d/init.el][init.el]] and [[https://github.com/bkhl/dotfiles/blob/main/.emacs.d/early-init.el][early-init.el]] that makes helps with this, together with prudent use of autoloading, and in general trying to keep the number of add-on packages low.

.github/workflows/publish.yml

@@ -0,0 +1,52 @@
+---
+name: Publish Emacs configuration
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    name: Publish Emacs configuration
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          path: dotfiles
+
+      - name: Check out home page repository
+        uses: actions/checkout@v4
+        with:
+          repository: bkhl/elektrubadur.se
+          token: "${{ secrets.ELEKTRUBADUR_SE_TOKEN }}"
+          path: elektrubadur.se
+          ref: main
+          fetch-depth: 0
+
+      - name: Commit and push changes
+        run: |
+          set -xeuo pipefail
+
+          install -v -m 0644 -T \
+              dotfiles/.emacs.d/configuration.org \
+              elektrubadur.se/content/emacs-configuration.org
+
+          # Get Git commiter and commit message
+          pushd dotfiles
+          git config --global user.name "$(git log -1 --pretty='%an')"
+          git config --global user.email "$(git log -1 --pretty='%ae')"
+          message="$(git log -1 --pretty='%B')"
+          popd
+
+          # Commit and push changes
+          pushd elektrubadur.se
+          git add --all
+          if git diff --quiet HEAD --; then
+              # No changes
+              exit 0
+          fi
+          git commit --message="${message}"
+          git push origin main:main