Link example projects from each documentation article

Add example callouts at the top of each article linking to the
relevant console app examples on GitHub.

Author: Jaben

docs/articles/advanced-features.md

@@ -1,5 +1,7 @@
 # Advanced Features
 
+> **Examples:** [Webhook](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/Webhook), [UrlsToMergedPdf](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/UrlsToMergedPdf), [DIExample](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/DIExample)
+
 ## Webhooks
 
 All request types support asynchronous webhook processing. Gotenberg generates the PDF and POSTs it to your webhook URL.

docs/articles/getting-started.md

@@ -1,5 +1,7 @@
 # Getting Started
 
+> **Example:** [DIExample](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/DIExample) — Full DI setup with logging and Polly retry
+
 ## Prerequisites
 
 - [Docker](https://www.docker.com/) for running Gotenberg

docs/articles/html-and-url-to-pdf.md

@@ -1,5 +1,7 @@
 # HTML & URL to PDF
 
+> **Examples:** [HtmlConvert](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/HtmlConvert), [UrlConvert](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/UrlConvert), [HtmlWithMarkdown](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/HtmlWithMarkdown), [ChromiumFeatures](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/ChromiumFeatures)
+
 ## HTML to PDF
 
 Convert HTML content with embedded assets, headers, and footers.

docs/articles/office-conversion.md

@@ -1,5 +1,7 @@
 # Office Document Conversion
 
+> **Examples:** [OfficeMerge](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/OfficeMerge), [LibreOfficeOptions](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/LibreOfficeOptions)
+
 Convert and merge Office documents (Word, Excel, PowerPoint, and 100+ formats) to PDF using LibreOffice.
 
 ## Basic Merge

docs/articles/pdf-manipulation.md

@@ -1,5 +1,7 @@
 # PDF Manipulation
 
+> **Examples:** [PdfEngineOperations](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/PdfEngineOperations), [WatermarkAndRotate](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/WatermarkAndRotate), [EncryptPdf](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/EncryptPdf), [PdfMerge](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/PdfMerge), [PdfConvert](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/PdfConvert)
+
 Standalone operations on existing PDF files using Gotenberg's PDF engine routes.
 
 ## Standalone PDF Operations

docs/articles/screenshots.md

@@ -1,5 +1,7 @@
 # Screenshots
 
+> **Example:** [Screenshot](https://github.com/ChangemakerStudios/GotenbergSharpApiClient/tree/develop/examples/Screenshot)
+
 Capture screenshots of HTML content or URLs using Chromium. Returns PNG, JPEG, or WebP images.
 
 ## Screenshot from HTML