LPS-179609 add liferay-sample-static-content client extension

workspaces/liferay-sample-workspace/client-extensions/liferay-sample-static-content/build.gradle

@@ -0,0 +1,23 @@
+buildscript {
+  dependencies {
+    classpath 'com.vladsch.flexmark:flexmark-all:0.64.0'
+  }
+  repositories {
+    mavenCentral()
+  }
+}
+
+task flexmark {
+  def inputFile = project.file("src/sample.markdown")
+  def outputFile = project.file("${project.buildDir}/sample.html")
+  inputs.file(inputFile)
+  outputs.file(outputFile)
+
+  doLast {
+    def parser = com.vladsch.flexmark.parser.Parser.builder().build()
+    def document = parser.parse(inputFile.text)
+    def renderer = com.vladsch.flexmark.html.HtmlRenderer.builder().build()
+    outputFile.parentFile.mkdirs()
+    outputFile.text = renderer.render(document)
+  }
+}

workspaces/liferay-sample-workspace/client-extensions/liferay-sample-static-content/client-extension.yaml

@@ -0,0 +1,7 @@
+assemble:
+  - fromTask: flexmark
+    into: static
+liferay-sample-static-content:
+  name: Liferay Sample Static Content
+  type: staticContent
+  url: sample.html

workspaces/liferay-sample-workspace/client-extensions/liferay-sample-static-content/src/sample.markdown

@@ -0,0 +1,13 @@
+# Sample Heading
+
+This is a [link](https://www.liferay.com) to a html document.
+
+## Sample Second Heading
+
+- This is a list item
+- This is another list item
+
+### Sample Third Heading
+
+1. This is a numbered list item
+1. This is another numbered list item