Bazel Docs: Publish release docs for Bazel 7.4.0

PiperOrigin-RevId: 688708466
Change-Id: Ia4b50f3313788419941519b2e32eac151aaa0830
diff --git a/site/en/_buttons.html b/site/en/_buttons.html
index fb4fbf2..3f9dbd5 100644
--- a/site/en/_buttons.html
+++ b/site/en/_buttons.html
@@ -22,6 +22,12 @@
 <!-- The lines below are updated by //scripts/docs:gen_new_toc -->
 <!-- BEGIN_VERSION_INDICATOR -->
 ยท
+{% dynamic if setvar.version == "7.4.0" %}
+<strong>7.4</strong>
+{% dynamic else %}
+<a href="/versions/7.4.0{% dynamic print setvar.original_path %}">7.4</a>
+{% dynamic endif %}
+.
 {% dynamic if setvar.version == "7.3.0" %}
 <strong>7.3</strong>
 {% dynamic else %}
diff --git a/site/en/versions/_toc.yaml b/site/en/versions/_toc.yaml
index c8c8473..84e06e6 100644
--- a/site/en/versions/_toc.yaml
+++ b/site/en/versions/_toc.yaml
@@ -1,4 +1,6 @@
 toc:
+- label: '7.4'
+  path: /versions/7.4.0
 - label: '7.3'
   path: /versions/7.3.0
 - label: '7.2'