Center README headers and refresh the docs layout

.github/workflows/docs.yml

@@ -210,7 +210,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           repository: libtmux/docs
-          ref: e5d07a35f37f54a38038700430941c2a715f9f36
+          ref: 8fda4b89071621b9ed2c4722a68d61f6ecf9c1c4
           path: .site
           persist-credentials: false
 
@@ -265,7 +265,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
-    uses: libtmux/docs/.github/workflows/reusable-deploy.yml@e5d07a35f37f54a38038700430941c2a715f9f36
+    uses: libtmux/docs/.github/workflows/reusable-deploy.yml@8fda4b89071621b9ed2c4722a68d61f6ecf9c1c4
     with:
       path-prefix: ruby/${{ matrix.version }}
       artifact: docs-ruby-${{ matrix.version }}

README.md

@@ -7,6 +7,8 @@
 </p>
 <!-- /libtmux-logo -->
 
+<div align="center">
+
 # libtmux for Ruby
 
 Create tmux sessions, split windows, send input, and capture pane output from
@@ -17,6 +19,8 @@ and the rest of `Enumerable`.
 [Guide](docs/index.md) · [API reference](docs/reference/api.md) ·
 [Recipes](docs/recipes.md)
 
+</div>
+
 **Alpha.** APIs may change between releases. See the
 [initial alpha notes](CHANGELOG.md) and [release guide](docs/releasing.md).
 

gems/libtmux-async/README.md

@@ -7,12 +7,16 @@
 </p>
 <!-- /libtmux-logo -->
 
+<div align="center">
+
 # libtmux-async
 
 Run libtmux operations inside an application-owned Async task. This
 gem provides a subprocess facade, ordered mapping, control replies and event
 subscriptions. Imports start no scheduler, tmux server or background task.
 
+</div>
+
 Install the alpha with `gem install libtmux-async --pre`.
 
 The [complete program](../../examples/async_cancel.rb) owns an isolated server

gems/libtmux-mcp/README.md

@@ -7,12 +7,16 @@
 </p>
 <!-- /libtmux-logo -->
 
+<div align="center">
+
 # libtmux-mcp
 
 Expose an existing tmux server over MCP stdio. Read snapshots, capture pane
 output, wait for events, or explicitly enable creation, input and shell commands.
 The official MCP SDK handles the protocol; bounded Async tasks handle transport.
 
+</div>
+
 Install the alpha and its `libtmux-mcp` executable:
 
 ```console

gems/libtmux-workspace/README.md

@@ -7,6 +7,8 @@
 </p>
 <!-- /libtmux-logo -->
 
+<div align="center">
+
 # libtmux-workspace
 
 Load bounded YAML or JSON, inspect an immutable creation plan, then explicitly
@@ -15,6 +17,8 @@ and installed command-line executable share the core
 [compatibility matrix](https://github.com/libtmux/libtmux-ruby/actions/workflows/compatibility.yml);
 consult its exact per-revision results.
 
+</div>
+
 The gem declares Ruby 3.3 or newer and depends on the same-version `libtmux`
 gem, JSON 3.0 and Psych 5.5. See the repository's
 [contribution guide](../../.github/CONTRIBUTING.md) for local builds and checks.

gems/libtmux/README.md

@@ -7,6 +7,8 @@
 </p>
 <!-- /libtmux-logo -->
 
+<div align="center">
+
 # libtmux
 
 Ruby tmux orchestration core. `Server.open` borrows an
@@ -17,6 +19,8 @@ Owned startup uses Linux and Darwin readiness backends. The
 [compatibility workflow](https://github.com/libtmux/libtmux-ruby/actions/workflows/compatibility.yml)
 retains exact per-revision platform and version results.
 
+</div>
+
 Install the alpha with `gem install libtmux --pre`, then require `libtmux`.
 Imports do not
 start tmux, a scheduler or an MCP server. See the repository's contribution