diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..3138ab5
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,38 @@
+name: build
+
+on:
+  push:
+    branches:
+      - master
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      IN_FILE: opus-iso-binding.md
+      OUT_FILE_NAME: opus-iso-binding
+      RUBY_VERSION: 2.7
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-ruby@v1
+        with:
+          ruby-version: ${{ env.RUBY_VERSION }}
+      - name: install kramdown
+        run: sudo gem install kramdown
+      - name: Convert Markdown to HTML
+        run: kramdown --template build/html-template ${{ env.IN_FILE }} > ${{ env.OUT_FILE_NAME }}.html
+      - name: Convert HTML to PDF
+        run: |
+          docker run --security-opt seccomp=unconfined \
+          --rm -v $(pwd):/converted/ arachnysdocker/athenapdf athenapdf --no-cache \
+          ${{ env.OUT_FILE_NAME }}.html ${{ env.OUT_FILE_NAME }}.pdf
+      - name: Gather deploy files
+        run: |
+          mkdir -p deploy
+          [[ -d images ]] && cp -r images ./deploy/
+          cp ${{ env.OUT_FILE_NAME }}.html ./deploy/
+          cp ${{ env.OUT_FILE_NAME }}.pdf ./deploy/
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./deploy/
diff --git a/build/gen.sh b/build/gen.sh
index c583869..66cd349 100755
--- a/build/gen.sh
+++ b/build/gen.sh
@@ -6,23 +6,14 @@ outfile='opus-iso-binding'
 
 printf "\nConverting Markdown to HTML ...\n"
 
-kramdown --template html-template ../${infile} | \
-  # Change image path to parent, and make empty <th> truly empty
-  sed -e 's/src="images/src="\.\.\/images/g' \
-  -re 's|<th>\xc2\xa0</th>|<th></th>|g' \
-  > ${outfile}.html
+kramdown --template html-template ../${infile} > ${outfile}.html
 
 printf "\nHTML finished.\n\n"
 
 printf "\nConverting HTML to PDF ...\n\n"
 
-## athenapdf can't handle filesystem paths
-cp -r ../images .
-
 docker run --security-opt seccomp=unconfined \
   --rm -v $(pwd):/converted/ arachnysdocker/athenapdf athenapdf --no-cache \
   ${outfile}.html ${outfile}.pdf
 
-rm -rf images
-
 printf "\nPDF finished.\n\n"