Testing CI for slide production via web-hook and marp-cli.

docs/test-slide.md

@@ -0,0 +1,33 @@
+---
+theme: gaia
+_class: lead
+paginate: true
+backgroundColor: #fff
+backgroundImage: url('https://marp.app/assets/hero-background.svg')
+---
+
+![bg left:40% 80%](https://marp.app/assets/marp.svg)
+
+# **Marp**
+
+Markdown Presentation Ecosystem
+
+https://marp.app/
+
+---
+
+# How to write slides
+
+Split pages by horizontal ruler (`---`). It's very simple! :satisfied:
+
+```markdown
+# Slide 1
+
+foobar
+
+---
+
+# Slide 2
+
+foobar
+```