feat: add example scripts for argparse, bytes, dataset, html, markdown, uuid, wdantic, and web chat modules

Add comprehensive demo scripts showcasing the usage of multiple Wren modules including argument parsing, byte manipulation, in-memory dataset operations, HTML encoding/slugification, markdown-to-HTML conversion, UUID generation/validation, schema validation with wdantic, and a full web chat application with REST endpoints.

test/markdown/blocks.wren

@@ -0,0 +1,16 @@
+// retoor <retoor@molodetz.nl>
+
+import "markdown" for Markdown
+
+var code = Markdown.toHtml("```\ncode here\n```")
+System.print(code.contains("<pre><code>")) // expect: true
+System.print(code.contains("code here")) // expect: true
+System.print(code.contains("</code></pre>")) // expect: true
+
+var quote = Markdown.toHtml("> quoted text")
+System.print(quote.contains("<blockquote>")) // expect: true
+System.print(quote.contains("quoted text")) // expect: true
+System.print(quote.contains("</blockquote>")) // expect: true
+
+var hr = Markdown.toHtml("---")
+System.print(hr.contains("<hr>")) // expect: true

test/markdown/formatting.wren

@@ -0,0 +1,8 @@
+// retoor <retoor@molodetz.nl>
+
+import "markdown" for Markdown
+
+System.print(Markdown.toHtml("**bold**")) // expect: <p><strong>bold</strong></p>
+System.print(Markdown.toHtml("*italic*")) // expect: <p><em>italic</em></p>
+System.print(Markdown.toHtml("`code`")) // expect: <p><code>code</code></p>
+System.print(Markdown.toHtml("~~deleted~~")) // expect: <p><del>deleted</del></p>

test/markdown/headings.wren

@@ -0,0 +1,8 @@
+// retoor <retoor@molodetz.nl>
+
+import "markdown" for Markdown
+
+System.print(Markdown.toHtml("# Heading 1")) // expect: <h1>Heading 1</h1>
+System.print(Markdown.toHtml("## Heading 2")) // expect: <h2>Heading 2</h2>
+System.print(Markdown.toHtml("### Heading 3")) // expect: <h3>Heading 3</h3>
+System.print(Markdown.toHtml("###### Heading 6")) // expect: <h6>Heading 6</h6>

test/markdown/links.wren

@@ -0,0 +1,9 @@
+// retoor <retoor@molodetz.nl>
+
+import "markdown" for Markdown
+
+var link = Markdown.toHtml("[Google](https://google.com)")
+System.print(link.contains("<a href=\"https://google.com\">Google</a>")) // expect: true
+
+var img = Markdown.toHtml("![Alt text](image.png)")
+System.print(img.contains("<img src=\"image.png\" alt=\"Alt text\">")) // expect: true

test/markdown/lists.wren

@@ -0,0 +1,14 @@
+// retoor <retoor@molodetz.nl>
+
+import "markdown" for Markdown
+
+var ul = Markdown.toHtml("- item 1\n- item 2")
+System.print(ul.contains("<ul>")) // expect: true
+System.print(ul.contains("<li>item 1</li>")) // expect: true
+System.print(ul.contains("<li>item 2</li>")) // expect: true
+System.print(ul.contains("</ul>")) // expect: true
+
+var ol = Markdown.toHtml("1. first\n2. second")
+System.print(ol.contains("<ol>")) // expect: true
+System.print(ol.contains("<li>first</li>")) // expect: true
+System.print(ol.contains("</ol>")) // expect: true