Use GitHub workflows to publish the spec

Author: domfarolino

.github/workflows/build.yml

@@ -0,0 +1,22 @@
+name: Build
+on:
+  pull_request:
+    branches:
+    - master
+  push:
+    branches:
+    - master
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build
+      run: make ci
+    - name: Deploy
+      if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./out

Makefile

@@ -1,11 +1,28 @@
-all: index.html
+SHELL=/bin/bash
 
-force:
-	bikeshed -f spec ./index.src.html
+.PHONY: ci clean local remote
 
-index.html: index.src.html
-	bikeshed -f spec ./index.src.html
+local: index.bs
+	bikeshed --die-on=warning spec index.bs index.html
 
-publish:
-	git push origin master master:gh-pages
+remote: index.html
 
+ci: index.bs index.html
+	mkdir -p out
+	cp index.html out/
+
+clean:
+	rm index.html
+
+index.html: index.bs
+	@ (HTTP_STATUS=$$(curl https://api.csswg.org/bikeshed/ \
+	                       --output index.html \
+	                       --write-out "%{http_code}" \
+	                       --header "Accept: text/plain, text/html" \
+												 -F die-on=warning \
+	                       -F [email protected]) && \
+	[[ "$$HTTP_STATUS" -eq "200" ]]) || ( \
+		echo ""; cat index.html; echo ""; \
+		rm -f index.html; \
+		exit 22 \
+	);