Created Dev-portal pages (#1219)

* Created Dev-portal pages

* changed structure of documents for dev-portal section, renamed dev-portal to docs, related template changes

* keeping learn section for future usage

* update dev-portal and documents

* added feedback and breadcrumbs components

* used the docs-side menu partial on documentation pages, and added active state to the docs-header links

* search console on docs

* small fixes

* assigned partitions, css fix

* fix links on the core page

* update links for cloud

* update links for build

* Reference -> API Reference

* [WIP] Dev portal light theme (#1250)

* light theme - docs side menu

* background fix

* wip: updating layout

* layout update

* light theme

* card titles with a link

* upd page-search package

* simplified header

* fixes

* TOC scroll spy (#1259)

* scroll spy on table of contents

* packages versions fix

* custom scroll spy for toc

* make spy work again

---------

Co-authored-by: generall <andrey@vasnetsov.com>

* limit toc depth to 3

* thin scrollbar

* No dev template (#1266)

* divided the docs template into smaller partials, increased reusability

* removed docs section, moved all to the documentation

* review fixes

* review fixes

---------

Co-authored-by: generall <andrey@vasnetsov.com>

* side panel more compact

* toc margin bottom fix

* Refactoring and renaming (#1277)

* renamed and moved partials, fixed link

* refactoring: docs-card

* fix

* fix urls

* disable scrollbar on table of content

* added scrollbar colors for light theme (#1280)

* fix language

* Dev portal fixes (#1285)

* cards fixes

* moved files, fixed paddings

* fix for my fix

* external header links

* fix

---------

Co-authored-by: trean <trean.mi@gmail.com>
Co-authored-by: Andrey Vasnetsov <andrey@vasnetsov.com>
Co-authored-by: davidmyriel <davidmyriel@gmail.com>

qdrant-landing/content/documentation/_index.md

@@ -2,7 +2,74 @@
 title: Home
 weight: 2
 hideTOC: true
+breadcrumb: false
+content:
+  - partial: "documentation/banners/banner-a"
+    title: Qdrant Documentation
+    description: Qdrant is an AI-native vector database and a semantic search engine. You can use it to extract meaningful information from unstructured data.
+    linkDescription: <a href="https://github.com/qdrant/qdrant_demo/" target="_blank">Clone this repo now</a> and build a search engine in five minutes.
+    cloudButton:
+      text: Cloud Quickstart
+      url: /documentation/quickstart-cloud/
+    localButton:
+      text: Local Quickstart
+      url: /documentation/quickstart/
+      contained: true
+  - partial: documentation/banners/banner-d
+    developingTitle: Ready to start developing?
+    developingDescription: Qdrant is open-source and can be self-hosted. However, the quickest way to get started is with our <a href="https://qdrant.to/cloud" target="_blank">free tier</a> on Qdrant Cloud. It scales easily and provides a UI where you can interact with data.
+    developingBlock:
+      title: Create your first Qdrant Cloud cluster today
+      button:
+        text: Get Started
+        url: https://qdrant.to/cloud
+      image:
+        src: /img/rocket.svg
+        alt: Rocket
+  - partial: documentation/sections/cards-section
+    title: Optimize Qdrant's performance
+    description: Boost search speed, reduce latency, and improve the accuracy and memory usage of your Qdrant deployment.
+    button:
+      text: Learn More
+      url: /documentation/guides/optimize/
+    cardsPartial: documentation/cards/docs-cards
+    cards:
+      - id: 1
+        tag: Documents
+        icon:
+          src: /icons/outline/documentation-blue.svg
+          alt: Documents
+        title: Distributed Deployment
+        description: Scale Qdrant beyond a single node and optimize for high availability, fault tolerance, and billion-scale performance.
+        link:
+          url: /documentation/guides/distributed_deployment/
+          text: Read More
+      - id: 2
+        tag: Documents
+        icon:
+          src: /icons/outline/documentation-blue.svg
+          alt: Documents
+        title: Multitenancy
+        description: Build vector search apps that serve millions of users. Learn about data isolation, security, and performance tuning.
+        link:
+          url: /documentation/guides/multiple-partitions/
+          text: Read More
+      - id: 3
+        tag: Blog
+        tagColor: violet
+        icon:
+          src: /icons/outline/blog-purple.svg
+          alt: Blog
+        title: Vector Quantization
+        description: Learn about cutting-edge techniques for vector quantization and how they can be used to improve search performance.
+        link:
+          url: /articles/what-is-vector-quantization/
+          text: Read More
+partition: qdrant
 ---
+
+THIS CONTENT IS GOING TO BE IGNORED FOR NOW
+
 # Documentation
 
 Qdrant is an AI-native vector database and a semantic search engine. You can use it to extract meaningful information from unstructured data. Want to see how it works? [Clone this repo now](https://github.com/qdrant/qdrant_demo/) and build a search engine in five minutes.