docs: images (paradigmxyz#3280)

Co-authored-by: Georgios Konstantopoulos <[email protected]>

book.toml

@@ -7,6 +7,7 @@ title = "reth Book"
 description = "A book on all things Reth"
 
 [output.html]
+theme = "book/theme"
 git-repository-url = "https://github.com/paradigmxyz/reth"
 default-theme = "ayu"
 no-section-label = true

book/intro.md

@@ -5,7 +5,7 @@ _Documentation for Reth users and developers._
 
 Reth (short for Rust Ethereum, [pronunciation](https://twitter.com/kelvinfichter/status/1597653609411268608)) is an **Ethereum full node implementation that is focused on being user-friendly, highly modular, as well as being fast and efficient.** 
 
-<img src="https://raw.githubusercontent.com/paradigmxyz/reth/main/assets/reth.jpg" style="border-radius: 20px">
+<img src="https://raw.githubusercontent.com/paradigmxyz/reth/main/assets/reth-alpha.png" style="border-radius: 20px">
 
 <!-- Add a quick description about Reth, what it is, the goals of the build, and any other quick overview information   -->
 

book/theme/head.hbs

@@ -0,0 +1,5 @@
+<meta name="twitter:card" content="summary">
+<meta property="og:title" content="Reth Book" />
+<meta property="og:description" content="The Reth Book contains all information about using Reth as an infrastructure node operator." />
+<meta name="twitter:image:src" content="https://raw.githubusercontent.com/paradigmxyz/reth/main/assets/reth-alpha.png" />
+<meta property="og:image" content="https://raw.githubusercontent.com/paradigmxyz/reth/main/assets/reth-alpha.png" />