river: log version during startup

 river/main.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/river/main.zig b/river/main.zig
index 81b558c..d1891aa 100644
--- a/river/main.zig
+++ b/river/main.zig
@@ -109,7 +109,7 @@ pub fn main() anyerror!void {
     };
     try os.sigaction(os.SIG.PIPE, &sig_ign, null);
 
-    std.log.info("initializing server", .{});
+    std.log.info("river version {s}, initializing server", .{build_options.version});
     try server.init();
     defer server.deinit();