docs: add Getting Started page (#2113)

* docs: add Getting Started page

Signed-off-by: Panos Vagenas <pva@zurich.ibm.com>

* refactor usage

Signed-off-by: Panos Vagenas <pva@zurich.ibm.com>

* minor renaming

Signed-off-by: Panos Vagenas <pva@zurich.ibm.com>

---------

Signed-off-by: Panos Vagenas <pva@zurich.ibm.com>

docs/getting_started/index.md

@@ -0,0 +1,17 @@
+🐣 Ready to kick off your Docling journey? Let's dive right into it!
+
+<div class="grid">
+  <a href="../installation/" class="card"><b>⬇️ Installation</b><br />Quickly install Docling in your environment</a>
+  <a href="../usage/" class="card"><b>▶️ Usage</b><br />Get a jumpstart on basic Docling usage</a>
+  <a href="../concepts/" class="card"><b>🧩 Concepts</b><br />Learn Docling fundamentals and get a glimpse under the hood</a>
+  <a href="../examples/" class="card"><b>🧑🏽‍🍳 Examples</b><br />Try out recipes for various use cases, including conversion, RAG, and more</a>
+  <a href="../integrations/" class="card"><b>🤖 Integrations</b><br />Check out integrations with popular AI tools and frameworks</a>
+  <a href="../reference/document_converter/" class="card"><b>📖 Reference</b><br />See more API details</a>
+</div>
+
+## What's next
+
+🚀 The journey has just begun! Join us and become a part of the growing Docling community!
+
+- <a href="https://github.com/docling-project/docling">:fontawesome-brands-github: GitHub</a>
+- <a href="https://linkedin.com/company/docling/">:fontawesome-brands-linkedin: LinkedIn</a>