diff --git a/Cargo.lock b/Cargo.lock
index 434407c..de6765c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -189,7 +189,7 @@ dependencies = [
 
 [[package]]
 name = "backbone-lib"
-version = "0.1.0"
+version = "0.2.11"
 dependencies = [
  "bytes",
  "ewebsock",
@@ -2649,7 +2649,7 @@ dependencies = [
 
 [[package]]
 name = "protocol"
-version = "0.1.0"
+version = "0.2.11"
 dependencies = [
  "serde",
 ]
@@ -2883,7 +2883,7 @@ checksum = "dc897dd8d9e8bd1ed8cdad82b5966c3e0ecae09fb1907d58efaa013543185d0a"
 
 [[package]]
 name = "relay-server"
-version = "0.1.0"
+version = "0.2.11"
 dependencies = [
  "argon2",
  "axum",
@@ -3893,7 +3893,7 @@ dependencies = [
 
 [[package]]
 name = "trictrac-store"
-version = "0.1.0"
+version = "0.2.11"
 dependencies = [
  "anyhow",
  "base64 0.21.7",
@@ -3906,7 +3906,7 @@ dependencies = [
 
 [[package]]
 name = "trictrac-web"
-version = "0.1.0"
+version = "0.2.11"
 dependencies = [
  "backbone-lib",
  "futures",
diff --git a/Cargo.toml b/Cargo.toml
index e78d862..9db1a73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,3 +1,6 @@
+[workspace.package]
+version = "0.2.11"
+
 [workspace]
 resolver = "2"
 
diff --git a/clients/backbone-lib/Cargo.toml b/clients/backbone-lib/Cargo.toml
index 1e57d93..d6ae5c9 100644
--- a/clients/backbone-lib/Cargo.toml
+++ b/clients/backbone-lib/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "backbone-lib"
-version = "0.1.0"
+version.workspace = true
 edition = "2024"
 
 [dependencies]
diff --git a/clients/web/Cargo.toml b/clients/web/Cargo.toml
index 4849bec..1edb9eb 100644
--- a/clients/web/Cargo.toml
+++ b/clients/web/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "trictrac-web"
-version = "0.1.0"
+version.workspace = true
 edition = "2021"
 
 [package.metadata.leptos-i18n]
diff --git a/clients/web/assets/style.css b/clients/web/assets/style.css
index e81e0de..09b21e9 100644
--- a/clients/web/assets/style.css
+++ b/clients/web/assets/style.css
@@ -2076,3 +2076,19 @@ a:hover { text-decoration: underline; }
     max-width: 200px;
     margin: 0 auto;
 }
+
+/* Push the version wrapper to the bottom of the sidebar flex column */
+.game-sidebar > div:has(.site-nav-version) {
+    margin-top: auto;
+    padding: 0.75rem 1rem;
+    border-top: 1px solid rgba(200,164,72,0.12);
+}
+
+.site-nav-version {
+    display: block;
+    text-align: center;
+    font-family: var(--font-ui);
+    font-size: 0.7rem;
+    letter-spacing: 0.06em;
+    color: rgba(200,164,72,0.4);
+}
diff --git a/clients/web/src/app.rs b/clients/web/src/app.rs
index 3819b61..5c38d33 100644
--- a/clients/web/src/app.rs
+++ b/clients/web/src/app.rs
@@ -32,6 +32,7 @@ use std::collections::VecDeque;
 const RELAY_URL: &str = "ws://localhost:8080/ws";
 const GAME_ID: &str = "trictrac";
 const STORAGE_KEY: &str = "trictrac_session";
+const VERSION: &str = env!("CARGO_PKG_VERSION");
 
 /// The state the UI needs to render the game screen.
 #[derive(Clone, PartialEq)]
@@ -621,6 +622,9 @@ fn SiteHamburger() -> impl IntoView {
                     sidebar_open.set(false);
                 }>{t!(i18n, replay_snapshot)}</button>
             </div>
+            <div>
+                <span class="site-nav-version">"v" {VERSION}</span>
+            </div>
         </div>
 
         // ── Replay snapshot modal ─────────────────────────────────────────────
diff --git a/clients/web/src/nav.rs b/clients/web/src/nav.rs
deleted file mode 100644
index 10ecc36..0000000
--- a/clients/web/src/nav.rs
+++ /dev/null
@@ -1,46 +0,0 @@
-use leptos::prelude::*;
-use leptos::task::spawn_local;
-use leptos_router::components::A;
-
-use crate::api;
-use crate::i18n::*;
-
-#[component]
-pub fn SiteNav() -> impl IntoView {
-    let i18n = use_i18n();
-    let auth_username =
-        use_context::<RwSignal<Option<String>>>().expect("auth_username context not found");
-
-    let logout = move |_| {
-        spawn_local(async move {
-            let _ = api::post_logout().await;
-            auth_username.set(None);
-        });
-    };
-
-    view! {
-        <nav class="site-nav">
-            <A href="/" attr:class="site-nav-brand">"Trictrac"</A>
-            <div class="site-nav-spacer" />
-            <div class="lang-switcher">
-                <button
-                    class:lang-active=move || i18n.get_locale() == Locale::en
-                    on:click=move |_| i18n.set_locale(Locale::en)
-                >"EN"</button>
-                <button
-                    class:lang-active=move || i18n.get_locale() == Locale::fr
-                    on:click=move |_| i18n.set_locale(Locale::fr)
-                >"FR"</button>
-            </div>
-            {move || match auth_username.get() {
-                Some(u) => view! {
-                    <A href=format!("/profile/{u}")>{ u.clone() }</A>
-                    <button class="site-nav-btn" on:click=logout>{t!(i18n, sign_out)}</button>
-                }.into_any(),
-                None => view! {
-                    <A href="/account">{t!(i18n, sign_in)}</A>
-                }.into_any(),
-            }}
-        </nav>
-    }
-}
diff --git a/flake.nix b/flake.nix
index 54da2ed..cde292d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -103,7 +103,7 @@
 
           trictrac = with final; rustPlatform.buildRustPackage {
             pname = "trictrac";
-            version = "0.2.1";
+            version = "0.2.11"; # trictrac-version
             src = ./.;
 
             nativeBuildInputs = [ pkg-config ];
diff --git a/justfile b/justfile
index fe80391..fe4e52e 100644
--- a/justfile
+++ b/justfile
@@ -2,6 +2,17 @@
 # ^ A shebang isn't required, but allows a justfile to be executed
 #   like a script, with `./justfile test`, for example.
 
+# Bump the project version and start a git-flow release.
+# Usage: just bump 0.2.12
+# After running, finish with: git flow release finish <version>
+bump version:
+  sed -i '/^\[workspace\.package\]/,/^\[/{s/^version = ".*"/version = "{{version}}"/}' Cargo.toml
+  sed -i 's/version = "[0-9.]*"; # trictrac-version/version = "{{version}}"; # trictrac-version/' flake.nix
+  git flow release start {{version}}
+  git add Cargo.toml flake.nix
+  git commit -m "chore: bump version to {{version}}"
+  @echo "Done. Finish with: git flow release finish {{version}}"
+
 doc:
   cargo doc --no-deps
 shell:
diff --git a/server/protocol/Cargo.toml b/server/protocol/Cargo.toml
index 2630fc1..70f4e68 100644
--- a/server/protocol/Cargo.toml
+++ b/server/protocol/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "protocol"
-version = "0.1.0"
+version.workspace = true
 edition = "2024"
 
 [dependencies]
diff --git a/server/relay-server/Cargo.toml b/server/relay-server/Cargo.toml
index ccb97fa..1c0112b 100644
--- a/server/relay-server/Cargo.toml
+++ b/server/relay-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "relay-server"
-version = "0.1.0"
+version.workspace = true
 edition = "2024"
 
 [dependencies]
diff --git a/store/Cargo.toml b/store/Cargo.toml
index d8a594c..92b1b84 100644
--- a/store/Cargo.toml
+++ b/store/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "trictrac-store"
-version = "0.1.0"
+version.workspace = true
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html