Add workflow to build site

.github/workflows/ci.yaml

@@ -0,0 +1,27 @@
+name: ci
+on:
+    push:
+        branches:
+            - kanglam-branding
+    pull_request:
+        branches:
+            - kanglam-branding
+jobs:
+    build_and_publish:
+        runs-on: docker
+        container:
+            image: ghcr.io/catthehacker/ubuntu:runner-24.04
+        steps:
+            - run: sudo apt update && sudo apt install -y tar ruby
+            - run: sudo gem install rake -v 13.3.1
+            - run: sudo gem install bundler
+            - run: sudo gem install jekyll
+            - uses: actions/checkout@v4
+            - run: bundle install
+            - run: bundle exec jekyll build -d output
+            - run: tar cvfz kanglam-ui.tar.gz ./output/*
+
+            - run: |
+                   curl -H "Authorization: token ${{ secrets.PACKAGE_TOKEN }}" -X DELETE "https://guardianproject.dev/api/packages/butter/generic/butter-kanglam-ui/latest"
+            - run: |
+                   curl -H "Authorization: token ${{ secrets.PACKAGE_TOKEN }}" -X PUT --upload-file dendrite-arm64.tar.gz https://guardianproject.dev/api/packages/butter/generic/butter-kanglam-ui/latest/kanglam-ui.tar.gz