Add placeholder for 3.4 release notes

Change-Id: Iaf96541c108a2264bc631211e31abe16aae7174f
diff --git a/pages/site/releases/3.4.md b/pages/site/releases/3.4.md
new file mode 100644
index 0000000..8c6b41c
--- /dev/null
+++ b/pages/site/releases/3.4.md
@@ -0,0 +1,24 @@
+---
+title: "Gerrit 3.4.0 Release (in development)"
+permalink: 3.4.html
+hide_sidebar: true
+hide_navtoggle: true
+toc: true
+---
+
+Download: **[3.4.0-rc0](https://gerrit-releases.storage.googleapis.com/gerrit-3.4.0-rc0.war)**
+
+Documentation: **[3.4.0](https://gerrit-documentation.storage.googleapis.com/Documentation/3.4.0/index.html)**
+
+## Release Highlights
+
+## Important Notes
+
+### Schema Changes
+
+### Breaking Changes
+
+## New Features
+
+## Dependency Updates
+
diff --git a/pages/site/releases/README.md b/pages/site/releases/README.md
index c7229b3..bad2527 100644
--- a/pages/site/releases/README.md
+++ b/pages/site/releases/README.md
@@ -18,6 +18,10 @@
 Latest release: **[3.3](/3.3.html)**. The support status of all recent Gerrit versions is
 [summarized here](https://www.gerritcodereview.com/support.html#supported-versions).
 
+## 3.4.0 (in development)
+
+[Release notes for Gerrit 3.4.0](/3.4.html)
+
 ## 3.3
 
 * Java 11 by default for Gerrit