Fix: Revert docs to v0.3.13 and add v0.5.0 feature notices (#88)

Co-authored-by: Claude <noreply@anthropic.com>

Author: corylanou

content/guides/nats/index.md

@@ -8,8 +8,10 @@ menu:
 weight: 470
 ---
 
-This guide will show you how to use NATS JetStream Object Store as a replica 
-destination for Litestream. You will need a NATS server with JetStream enabled 
+> **⚠️ Note:** NATS JetStream support is available in Litestream v0.5.0+. This feature is not available in v0.3.13.
+
+This guide will show you how to use NATS JetStream Object Store as a replica
+destination for Litestream. You will need a NATS server with JetStream enabled
 to complete this guide.
 
 ## Setup

content/reference/mcp.md

@@ -8,7 +8,9 @@ menu:
 weight: 525
 ---
 
-The `mcp` server provides Model Context Protocol integration, allowing AI assistants 
+> **⚠️ Note:** MCP support is available in Litestream v0.5.0+. This feature is not available in v0.3.13.
+
+The `mcp` server provides Model Context Protocol integration, allowing AI assistants
 to interact with Litestream databases and replicas through a standardized HTTP API.
 
 ## Configuration

content/tips/index.md

@@ -118,6 +118,8 @@ is one hour then you will see a rolling set of 24 snapshots for your replica.
 
 ## Disable autocheckpoints for high write load servers
 
+> **Note:** Checkpoint detection improvements in v0.5.0+ reduce the need for full snapshots when checkpoints occur.
+
 By default, SQLite allows any process to perform a checkpoint. A checkpoint is
 when pages that are written to the WAL are copied back to the main database
 file. Litestream works by controlling this checkpointing process and

hugo.yaml

@@ -1,2 +1,2 @@
 params:
-  litestreamVersion: 0.5.0
+  litestreamVersion: 0.3.13