docs: minor adjustments

Author: BEagle1984

docs/build.ps1

@@ -1,4 +1,3 @@
 dotnet build -c Release ../Silverback.sln --no-incremental -o build
 
-docfx metadata
 docfx --serve --port 4242

docs/index.md

@@ -4,7 +4,7 @@ title: "Home"
 ---
 
 <div role="main" class="hide-when-search">
-    <div style="background-color: #000;">
+    <div style="background-color: #000; margin-bottom: 20px">
         <div class="container body-container">
             <div class="hero" style="background-image: url('images/splash.jpg');">
                 <div class="wrapper">
@@ -27,12 +27,6 @@ title: "Home"
 </div>
 <div class="container body-container body-content">
 
-> [!Tip]
-> The v4 documentation is still browsable here: [silverback-messaging.net/v4](/v4)
-
-> [!Important]
-> The documentation update for v5 is still in progress. Some sections may be missing or incomplete. Please notify us if you find any mistake or inconsistency.
-
 Silverback is a message bus and broker integration library for .NET.
 It is designed to simplify event-driven architectures and asynchronous messaging, with first-class support for **Apache Kafka** and **MQTT**.
 
@@ -79,5 +73,11 @@ This policy reduces maintenance overhead and keeps Silverback aligned with the .
 - [Discussions](https://github.com/BEagle1984/silverback/discussions) – ask questions and share ideas.
 - <xref:contributing> – how to contribute.
 
+> [!Important]
+> The documentation update for v5 is still in progress. Some sections may be missing or incomplete. Please notify us if you find any mistake or inconsistency.
+
+> [!Tip]
+> The v4 documentation is still browsable here: [silverback-messaging.net/v4/](/v4/)
+
 </div>
 <div style="height: 100px"></div>