feat: update documentation structure and remove 'full' property from MDX files

- Enhanced the DocsPage component by adding table of content and popover configurations.
- Removed the 'full' property from multiple MDX files to streamline documentation structure.
- Updated meta.json to reflect new documentation organization and added a 'connectors' page.

surfsense_web/content/docs/connectors/elasticsearch.mdx

@@ -0,0 +1,32 @@
+---
+title: Elasticsearch
+description: Connect your Elasticsearch cluster to SurfSense
+---
+
+# Elasticsearch Connector
+
+Index data from your Elasticsearch cluster.
+
+## Prerequisites
+
+- An Elasticsearch cluster
+- Access credentials
+
+## Setup
+
+1. Navigate to your Search Space settings
+2. Click on **Add Connector**
+3. Select **Elasticsearch** from the list
+4. Enter your Elasticsearch cluster URL and credentials
+5. Configure the indices you want to index
+
+## What Gets Indexed
+
+- Documents from specified indices
+- Custom field mappings
+- Metadata
+
+## Sync Frequency
+
+The Elasticsearch connector supports scheduled syncing to keep your data up to date.
+